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Definition of Bootstrap Breakpoints

The bootstrap breakpoint is an element used for responsive layout and content interfaces in the web application. It is controlling screen width size and web application elements as per device requirement. It is an element that sets the size and screen view of the web application and makes a mobile responsive application. The website works on most laptops and desktops but it helps to control the height, width, and size of the website as per various types of screen devices.

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It is made of websites depending on small, medium, large, extra-large size screen devices.

Syntax

The bootstrap has mainly four breakpoints which are sm, md, lg, and xl.

The bootstrap has a “mobile-first” responsive framework therefore extra – a small (xs) breakpoint is the default size in the web application.

The bootstrap small (sm) breakpoint which is used for equal and greater than 576px screen size devices.

The small breakpoint uses the media query or –breakpoint – on the web page. The small breakpoint syntax is below.

@media (min-width: 576px) { web application elements } *–sm–*

The bootstrap medium (md) breakpoint is used for equal and greater than 768px screen size devices.

The medium breakpoint uses the media query or –breakpoint – on the web page. The medium breakpoint syntax is below.

@media (min-width: 768px) { web application elements } *–md–*

The bootstrap large (lg) breakpoint which is used for equal and greater than 992px screen size devices.

The large breakpoint uses the media query or –breakpoint – on the web page. The large breakpoint syntax is below.

@media (min-width: 992px) { web application elements } *–lg–*

The bootstrap extra-large (xl) breakpoint which is used for equal and greater than 1200px screen size devices.

The extra-large breakpoint uses the media query or –breakpoint – on the web page. The extra-large breakpoint syntax is below.

@media (min-width: 1200px) { web application elements } *–xl–* How do Breakpoints work in Bootstrap?

Bootstrap is a mobile-first language and used for responsive websites. The below attributes used for the bootstrap responsive application.

The bootstrap supportive files add in the web application page for the bootstrap breakpoint.

The bootstrap breakpoint syntax was added in the body section of the page.

The media queries add in the style tag of the head section in the html page.

@media only screen and (min-width:600px) {.col-sm-2 {background: red ;}} @media only screen and (min-width: 768px) { .col-md-2 {background: aqua ;} }

Examples of Bootstrap Breakpoints

Let us discuss examples of Bootstrap Breakpoints.

Example #1: Using media queries

Code:

@media only screen and (min-width:600px) {.col-2 {background: red;}} @media only screen and (min-width: 768px) { .col-2 {background: aqua;} } @media only screen and (min-width: 992px) { .col-2 {background: yellow;} } @media only screen and (min-width: 1200px) { .col-2 {background:orange;} } .col-2{ border:1px solid black; }

Output:

The small breakpoint with media query output is below.

The medium breakpoint with media query output is below.

The large breakpoint with media query output is below.

Example #2: Using column

Code:

.col-sm-2{ border:1px solid black; background-color:lightgrey; } .col-md-2{ border:1px solid black; background-color:orange; } .col-lg-2{ border:1px solid black; background-color:yellow; } .col-xl-2{ border:1px solid black; background-color:aqua; }

Output:

The small breakpoint output is below.

The medium breakpoint and large breakpoint output are below.

The extra-large breakpoint output is below.

Example #3: Combination of more than one breakpoint

Code:

.col-sm-2{ border:1px solid black; background-color: aqua; } .col-lg-2{ border:1px solid black; background-color: yellow; }

Output:

Description

The small breakpoint is useful for mobile and phone devices.

The medium breakpoint is used for tablets and mini laptops.

The large breakpoint is used for desktop and laptop devices.

Conclusion

It makes web applications user-friendly as per the availability of the screen device. It mostly works for mobile, laptop, desktop, and tablet devices.

Recommended Articles

This is a guide to Bootstrap Breakpoints. Here we discuss the definition, How do Breakpoints work in Bootstrap? and examples with code implementation respectively. You may also have a look at the following articles to learn more –

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How Do Crypto Wallets Work?

Bitcoin is one of the most profitable cryptocurrencies, with a market cap of over $1 trillion. This cryptocurrency not only achieved unbelievable thresholds by surpassing $60,000, but it also boosted the popularity of other altcoins on the crypto market. Today, the perspective of most institutional investors, as well as governments and organizations regarding cryptocurrencies, is much more positive, and they are looking to add these assets to their portfolios and encourage better conditions for crypto trading and crypto businesses. But there is one essential component, and without it would be impossible for BTC to be traded on any platform, and that is a crypto wallet. Let’s take a look at why crypto wallets are important and how they work.  

What is Crypto Wallet?

A crypto wallet is a software program where your BTC is stored, and each crypto wallet has a private key along with the public address of the crypto wallet. When it comes to the transfer of BTC, it happens basically between two crypto wallets on the blockchain network. It doesn’t matter what type of wallet the user has because all of them have private and public keys and are doing the same function of keeping your BTC safe.  Some of the forms of crypto wallets are desktop, hardware, mobile, web, and other storage options. The difference in the format as some need to be connected to the Internet in order to function and the others are considered cold storage options because they are not connected to the Internet. For example, hardware wallets are considered a cold storage option because you use them to store your BTC, and they are specifically considered very secure.  The wallets that are connected to the Internet are also known as hot wallets, and they are more accessible, cheaper, as well as convenient for daily use or trading.  

BTC Trading

In case you want to get into trading and invest in e-Yuan a great place to start if you lack experience or certain skills is by registering on an automated trading site like

How You Use BTC Wallets

First, private keys are also known as seeds, and they are used to sign the transactions, and by doing so, the mathematical proof is generated that this transaction was initiated by the owner of the wallet. The private keys are also important because it prevents anyone from altering the transactions. After the BTC transaction is initiated, it is sent to the blockchain network, where through the mining process, it is validated or processed within 10 minutes.

Bitcoin is one of the most profitable cryptocurrencies, with a market cap of over $1 trillion. This cryptocurrency not only achieved unbelievable thresholds by surpassing $60,000, but it also boosted the popularity of other altcoins on the crypto market. Today, the perspective of most institutional investors, as well as governments and organizations regarding cryptocurrencies, is much more positive, and they are looking to add these assets to their portfolios and encourage better conditions for crypto trading and crypto businesses. But there is one essential component, and without it would be impossible for BTC to be traded on any platform, and that is a crypto wallet. Let’s take a look at why crypto wallets are important and how they work.A crypto wallet is a software program where your BTC is stored, and each crypto wallet has a private key along with the public address of the crypto wallet. When it comes to the transfer of BTC, it happens basically between two crypto wallets on the blockchain network. It doesn’t matter what type of wallet the user has because all of them have private and public keys and are doing the same function of keeping your BTC safe. Some of the forms of crypto wallets are desktop, hardware, mobile, web, and other storage options. The difference in the format as some need to be connected to the Internet in order to function and the others are considered cold storage options because they are not connected to the Internet. For example, hardware wallets are considered a cold storage option because you use them to store your BTC, and they are specifically considered very secure. The wallets that are connected to the Internet are also known as hot wallets, and they are more accessible, cheaper, as well as convenient for daily use or chúng tôi case you want to get into trading and invest in e-Yuan a great place to start if you lack experience or certain skills is by registering on an automated trading site like YuanPay Group . You only need to set up the account and watch the automated system trade for you while it can complete a greater number of trades compared to manual trading. Furthermore, on this platform, there is a daily profitability rate of up to 80%. Mobile and web wallets are used for online purchases and trading. The only difference is that the mobile wallet is basically another app that you download on your phone, and it can also be used for offline shopping; while the web wallet, it is not considered that safe because its public and private keys are stored on the server of the provider of the wallet. Still, they are most convenient and accessible, and most trading platforms offer one as part of their services.First, private keys are also known as seeds, and they are used to sign the transactions, and by doing so, the mathematical proof is generated that this transaction was initiated by the owner of the wallet. The private keys are also important because it prevents anyone from altering the transactions. After the BTC transaction is initiated, it is sent to the blockchain network, where through the mining process, it is validated or processed within 10 minutes. On the other hand, the public address of your wallet, which corresponds with the private key, is used for receiving BTC transactions. The public address is displayed as a random string of alphanumeric characters, and it is not completely anonymous, as data about the transactions are transparent in the network. Also, if you are a business owner, regardless if you have an online shopping site or brick-mortar store , your customers would need to know your public address in order to make purchases.

How Do 3D Shapes Work In Javafx With Examples

Introduction to JavaFX 3D

The 3D shapes in JavaFX are geometrical figures that can be represented on the X, Y and Z planes simultaneously. X plane represents length or depth, Y plane represents the height and the Z plane represents width. General 3D shapes are Cube, Cuboid, Cylinder, Cone, Sphere, etc. 3D shapes are included in Shape3D class and all shapes are included in the Shape class (2D and 3D shapes). Shape3D is the base class of all shapes. Shape class is available within the scene. Shape package. We can make use of it by importing this package.

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Create a 3-Dimensional Shape

Create the object for the required 3D shape.

Add all the required properties.

Add the 3D shape object reference to any JavaFX element like Group, VBox, HBox, Pane, etc.

Frequently Used Shapes

Below are the Frequently used shapes and their description

The cuboid is a three-dimensional shape with a length (depth), width, and height.

A cuboid has 3D shapes with length, height, and width. This is available in Box Box class is within javafx.scene.shape package.

2. Cylinder

The cylinder is a closed solid object that has 2 parallel circle bases on top and bottom.

A cylinder has height and radius properties. Each circle has the same radius. A cylinder is available inside Cylinder

This Cylinder class is available within the scene. shape package.

3. Sphere

The Sphere is a circle like structure, which have a set of points that are kept all are in the equal distance with “r” radius.

The sphere exists inside the Sphere

This Sphere class is available within the scene. shape package.

Constructors

Box(): It creates the Box object with a new keyword.

Cylinder(): It creates the Cylinder object with a new keyword.

Sphere(): It creates the Sphere object with a new keyword.

Importance Cull Face Property

Culling means remove the improperly aligned parts of the 3D or 2D object shapes. By applying this cull property we can make these parts not visible in the shape view area. We can set cull face property by setCullFace(CullFace.Type)

This method consisting of 3 arguments:

NONE: This is the default property. It does not have any cull face.

FRONT: All the front face polygon parts are removed.

BACK: All the back facing polygon parts are removed.

Frequently Used Methods

setRadius(double r): It sets the radius.

setTranslateX(int x): It sets the horizontal location of this view relative to the left position.

setTranslateY(int y): It sets the vertical location of this view relative to the right position.

setTranslateZ(int z): It sets either horizontal or vertical location of this view relative either left to the right position.

setWidth(double w): It sets the width.

setHeight(double h): It sets the height.

setDepth(doubled): It sets the depth.

setMaterial(): It is used to set the rendering of the shape.

How do 3D Shapes work in JavaFX?

1. Accessing JavaFX features user-defined class must extend Application. Creating Cuboid or Sphere or Cylinder etc class is 1st This classes can be created by using the new keyword.

Syntax #1

Box cuboidRef=new Box();

Or

Sphere sphereRef=new Sphere();

Or

Cylinder cylinderRef=new Cylinder();

2. Creating a Group element is the 2nd It is used to add the canvas object.

Syntax #2

Group groupRef = new Group(cuboidRef or sphereRef or cylinderRef );

3. 3rd step is creating Scene for apply show method on to it.

Syntax #3

Scene screen = new Scene(groupRef, length, width);

4. Adding Scene reference screen to the Stage object reference is 4th Adding output screen to Stage. We will get this stage object reference from the start predefined JavaFX method.

stage.setScene(screen);

5. 5th step is showing output to the end-user by applying the show () method on the scene object.

Syntax #5

stage.show(); Examples to Implement JavaFX 3D

Below are the examples:

Example #1

Sphere with Green background-color

Code:

package com.shapes; import javafx.application.Application; import javafx.scene.Camera; import javafx.scene.Group; import javafx.scene.PerspectiveCamera; import javafx.scene.Scene; import javafx.scene.input.KeyEvent; import javafx.scene.paint.Color; import javafx.scene.shape.Sphere; import javafx.stage.Stage; public class SphereDemo extends Application { @Override public void start(Stage outputStageObject) { outputStageObject.setTitle("Sphere Demo"); Sphere sphereObject = new Sphere(50); Group groupObject = new Group(); groupObject.getChildren().add(sphereObject); Camera perspectiveCamera = new PerspectiveCamera(); Scene sceneObject = new Scene(groupObject, 500, 500); sceneObject.setFill(Color.GREEN); sceneObject.setCamera(perspectiveCamera); sphereObject.translateXProperty().set(500 / 2); sphereObject.translateYProperty().set(500 / 2); switch (eventHandler.getCode()) { case A: sphereObject.translateZProperty().set(sphereObject.getTranslateZ() + 300); break; case B: sphereObject.translateZProperty().set(sphereObject.getTranslateZ() - 300); break; } }); outputStageObject.setScene(sceneObject); outputStageObject.show(); } public static void main(String[] args) { launch(args); } }

Output:

Example #2

User-Defined Triangle

package com.shapes; import javafx.animation.Animation; import javafx.animation.RotateTransition; import javafx.application.Application; import javafx.scene.Group; import javafx.scene.PerspectiveCamera; import javafx.scene.PointLight; import javafx.scene.Scene; import javafx.scene.paint.Color; import javafx.scene.shape.MeshView; import javafx.scene.shape.TriangleMesh; import javafx.scene.transform.Rotate; import javafx.stage.Stage; import javafx.util.Duration; public class UserDefinedShapes extends Application { public MeshView createMeshView() { float[] allPoints = { 50, 0, 0, 45, 10, 0, 55, 10, 0 }; float[] coordinatesValues = { 0.5f, 0.5f, 0.0f, 1.0f, 1.0f, 1.0f }; int[] faceValues = { 0, 0, 2, 2, 1, 1, 0, 0, 1, 1, 2, 2 }; TriangleMesh mesh = new TriangleMesh(); mesh.getPoints().addAll(allPoints); mesh.getTexCoords().addAll(coordinatesValues); mesh.getFaces().addAll(faceValues); MeshView meshView = new MeshView(); meshView.setMesh(mesh); return meshView; } @Override public void start(Stage stageOutObject) { stageOutObject.setTitle("Triangle Movable 3D Demo"); MeshView createMeshView = this.createMeshView(); createMeshView.setTranslateX(100); createMeshView.setTranslateY(150); createMeshView.setTranslateZ(500); createMeshView.setScaleX(11.0); createMeshView.setScaleY(11.0); createMeshView.setScaleZ(11.0); PerspectiveCamera cameraPerspective = new PerspectiveCamera(false); cameraPerspective.setTranslateX(100); cameraPerspective.setTranslateY(-150); cameraPerspective.setTranslateZ(500); RotateTransition rotateShape = new RotateTransition(Duration.seconds(3), cameraPerspective); rotateShape.setCycleCount(Animation.INDEFINITE); rotateShape.setFromAngle(-40); rotateShape.setToAngle(40); rotateShape.setAutoReverse(true); rotateShape.setAxis(Rotate.Y_AXIS); rotateShape.play(); PointLight colorLight1 = new PointLight(); colorLight1.setColor(Color.CHARTREUSE); colorLight1.setTranslateX(350); colorLight1.setTranslateY(250); colorLight1.setTranslateZ(500); PointLight colorLight2 = new PointLight(); colorLight2.setColor(Color.GREEN); colorLight2.setTranslateX(300); colorLight2.setTranslateY(250); colorLight2.setTranslateZ(550); Group groupObject = new Group(createMeshView, colorLight1, colorLight2); groupObject.setRotationAxis(Rotate.Y_AXIS); groupObject.setRotate(90); Scene scene = new Scene(groupObject, 450, 400, true); scene.setCamera(cameraPerspective); stageOutObject.setScene(scene); stageOutObject.show(); } public static void main(String[] args) { Application.launch(args); } }

Output:

Example #3

Cylinder

Code:

package com.shapes; import javafx.application.Application; import javafx.scene.Group; import javafx.scene.PerspectiveCamera; import javafx.scene.Scene; import javafx.scene.paint.Color; import javafx.scene.shape.Cylinder; import javafx.stage.Stage; public class CylinderDemo extends Application { @Override public void start(Stage outputStageObject) throws Exception { outputStageObject.setTitle("Cylinder 3D Demo"); Cylinder cylinderObject = new Cylinder(); cylinderObject.setRadius(65); cylinderObject.setHeight(200); cylinderObject.setTranslateX(200); cylinderObject.setTranslateY(140); PerspectiveCamera perspectveCamera = new PerspectiveCamera(); perspectveCamera.setTranslateX(10); perspectveCamera.setTranslateY(10); perspectveCamera.setTranslateZ(30); Group groupObject = new Group(); groupObject.getChildren().addAll(cylinderObject); Scene scene = new Scene(groupObject, 400, 300, Color.DARKORCHID); scene.setCamera(perspectveCamera); outputStageObject.setScene(scene); outputStageObject.show(); } public static void main(String[] args) { launch(args); } }

Output:

Conclusion

JavaFX 3D shapes are existed within javafx.scene.Shape class. Cylinder, Cuboid, Sphere, 3d triangle, etc. have come into 3-dimensional shapes. These 3D shapes are used in Space applications, civil engineering applications, aviation applications, etc.

Recommended Articles

This is a guide to JavaFX 3D. Here we discuss 3-dimensional shape, constructors, how JavaFX 3D work, and examples to implement for better understanding. You can also go through our other related articles to learn more –

How To Create Bootstrap 5 List Group? – Webnots

List group is a collection of list items grouped together in a single component. This is one of the useful components in Bootstrap 5 to create sidebar navigational links and menu items. You can have different backgrounds, show the list items along with a badge and use as a link or button. In this Bootstrap 5 list group tutorial, let us see all possibilities with examples and code.

Bootstrap 5 List Group Tutorial

This tutorial covers the following topics:

Creating default list group

Using anchor tag in list group

Adding buttons in list group

Showing active and disabled items

List group with different background colors

Adding badges

Customize with background and badge

Inserting HTML content

Vertical tab list group

1. Default List Group

The default list group will look like below on the browser. Remember the list group will occupy the full width of the container, hence you should use additional CSS to restrict the width if you want.

2. Using Anchor Tag in List Group 3. Using Button Tag in List Group

Again the result will look similar with the difference of the items will have a button effect.

4. Showing Active and Disabled Items

Just add “.active” or “.disabled” classes to any of the list group items to make it active or disabled. The active item will have a primary color background and the disabled item will be in dimmed color showing a stop cursor symbol when the mouse is hovered on.

It should produce the below results as explained:

5. Bootstrap 4 List Group with Background Colors

Always looking at the white background will be boring. Add background colors to the list group items with the predefined background classes. For example, success color can be added using the class “.list-group-item-success” to the required list item.

The result will look like below on the browser:

6. Bootstrap 4 List Group with Badges

The “.justify-content-between” is used to justify the space between list item text and the badge. It will produce the result like below:

In the above example, we have used list group items with no background and pill badges with different colors. You can use default badges or use any custom colors with custom CSS.

7. List Group with Background and Badge

The background color of the list item will be in a light color when you use list group item background classes like “.list-group-item-success”. You can use background contextual classes instead to have darker background.

The result will look attractive like below:

8. List Group with HTML Content

The flexbox utility classes allows you to add any type of HTML content inside list group component.

It will produce the following result:

9. Bootstrap 4 List Group with Vertical Tabs

It is also possible to create tabbed content using list group and the default Bootstrap JavaScript. Below is an example code for creating for tabs in a vertical alignment and different content will be shown under each tab.

The vertical tabbed content will look like below:

Wrapping Up

List group helps to show list of items in a smaller space. You can use tabs, links, buttons and do many more things with list group. We recommend to use list group in your site’s sidebar to show related or popular content.

How Bson Work In Mongodb?

Definition of MongoDB BSON

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Syntax:

Below is the syntax of MongoDB BSON.

1) MongoDB BSON document structure syntax

}

Mongoexport –collection = collection_name –db = db_name –out = filename.bson

3) Import the MongoDB BSON file

Parameter:

1) Field 1 to field N – This contains the field which was we have used while inserting the documents into the collection by using BSON data types. We can use multiple fields in a single collection and also give different datatype to different fields.

2) Value1 to ValueN – This is the value which was we have assigned for the BSON documents field.

3) Mongoexport – This parameter is used to export the collection documents of the database into the BSON file. We can export any database or collection in BSON file format. Mongoexport command is used for exporting the data of collection or databases into the BSON format file.

4) Collection – This parameter is used to export the specified collection into the MongoDB BSON file.

5) DB – This parameter is used to export the specified database collection into the MongoDB BSON file. We need to specify dbname while exporting data into BSON file format.

6) Out – This parameter is the default which was we need to use at the time of exporting any collection in MongoDB.

7) Filename – This is defined as the name of BSON dump file. We can specify any name to the BSON file.

8) Mongoimport – This is used to import the BSON file data into the collection or database which was we have defined in our command. Mongoimport command is used for importing the data into the collection by using BSON format file.

How bson work in MongoDB?

Below is the datatype of BSON which was available in MongoDB.

21) Regular expression

We can use the above datatype in our collection field using BSON datatype in MongoDB. Type operator is supported values to query the fields while using BSON datatype in MongoDB. The BSON records are small as compared to the JSON records in MongoDB.

The below example shows the how BSON document is stored in the database. Below is an example of a JSON document.

}

The below format shows how the BSON document is stored in the database.

x00

Third line is indicates that field name which was we have used in our documents. Fourth line is indicates that field value for the field name which was we have used in our documents.

The last line indicates the end of the object.

We cannot read the BSON data, it is not in human-readable format, the only machines can read the BSON type of data.

It is the language-independent format of data interchange. BSON is more schema-less as compared to JSON type.

Example

Below is the example of MongoDB BSON.

1) MongoDB export single collection into the BSON file

The below example shows the export of the collection into the BSON file. We have exported the single document name as MongoDB_Update into the BSON file.

After exporting the data into the BSON file we can see this file using ls -lrt command.

Code:

[[email protected] ~]# ls -lrt MongoDB_BSON.bson

Figure – Example of MongoDB export single collection into the BSON file.

2) MongoDB import the data into collection from the BSON file.

The below example shows that import the data into the MongoDB_Update_Test collection from the MongoDB_BSON.bson file.

Code:

Figure – Example of MongoDB import the data into collection from the BSON file.

3) Insert the documents into the collection by using BSON Timestamp datatype

The below example shows that insert the documents into a collection by using Timestamp datatype. We have inserted timestamp in newDate field.

After inserting the document we can see that it will show acknowledgment as true. We have inserted the document in BSON_TIMESTAMP collection.

Code:

db.BSON_TIMESTAMP.find ()

Figure – Example of insert the data into collection by using Timestamp datatype.

4) Insert the data into collection by using BSON Date datatype

Below example shows that insert the documents into the collection by using Date datatype. We have inserted date in the newDate field.

Code:

db.BSON_TIMESTAMP.find ()

Figure – Example of insert the documents into collection by using Date datatype.

Conclusion Recommended Articles

This is a guide to MongoDB BSON. Here we discuss the definition, syntax, How bson work in Mongodb? Examples, and code implementation. You may also have a look at the following articles to learn more –

How Onload Event Work In Javascript

Introduction to JavaScript onload

Every time a web page is loaded, there are a number of elements and events happening in the background, loading a number of objects and frames. The process of loading these web page elements is important as they carry the data.

Syntax

There are very few methods and functions with multiple syntaxes. The onload has three main ways to implement and respective syntaxes The standard syntax for onload to implement within javascript is as follows:

object.onload = funct() {samScript};

Explanation: The above syntax is a basic way to implement the onload event within a javascript file. It starts with an object, any object, according to the need. Followed by the onload keyword, you will notice it is passed with a dot between, meaning the object extends the onload event. Then we have our function, as per our needs, followed by a script to be executed.

onload in HTML

The syntax for onload in HTML works with the brackets as any other tag. Syntax is as follows:

Explanation: Within the brackets, goes our element, which we can say is an element like an image or another script for CSS or Javascript.

And the third syntax for the onload is somewhat improvement of the javascript syntax, it is as follows:

object.addEventListener("load", samScript);

Explanation: Similar to the basic syntax, it starts with an object followed by the event listener, and within the bracket, go our load keyword and the script, or the element to be loaded.

Note: the addEventListener()  does not support the Internet Explorer versions earlier than 9.

How does onload Event work in JavaScript?

The onload function works as an event handler for all the objects that are to be loaded on a web page. This window. onload proper is a default part of the browser. The onload function is responsible for loading the entire web page, all its scripts, and components.

Examples to Implement JavaScript onload

Below are some examples of onload event:

Example #1

For our very first example, we will implement the onload function in Javascript script, within an html web page:

Code:

document.getElementById(“samFrame”).onload = function() {onloadFunct()}; function onloadFunct  () { document.getElementById(“onloadexm”).innerHTML = “Iframe loaded successfully.”; }

Output:

Explanation: Started with all required tags for the HTML web page, then we have our body tag, within body our first paragraph, that prints a simple message as proof of well-executed code. Then we have our iframe, which has an id of samFrame and then the source to the image file that we intend to load within this frame. The image source is followed by height and width. Then we have another paragraph that simply hold the id for code. Then our script begins, with the important tag as a document along with getting element by id. For id, we have passed our image iframe id. Then connected is our onload event, which calls for the function and the script. Towards the end, we have another function, which simply goes by the id that we defined earlier and prints a simple message of Iframe loading. At last, we have all our tags to an end.

Example #2

Now, our first example has been executed, where we used onload within javascript. For our next example, we have implemented the HTML type syntax, in a normal web page. The code is as follows:

function loadIma() { alert(“Image Loaded Successfully”); }

Output:

Explanation: Started with a DOCTYPE HTML tag, stating the beginning of the web page code. Then we have our HTML and body tags started, with the intention of having our image loaded in the middle of the web page we use the center tag. Then our onload statement starts with a source for the image that we intend to load, followed by the onload keyword which points towards the loadIma function. Then we have our width and height mentioned as per our needs. Ending the center tag, we begin with a script tag, which holds the function loadIma. This function calls for an alert, which will be displayed once the image is loaded. Finally, end for all our tags.

Conclusion Recommended Articles

This is a guide to JavaScript onload. Here we discuss an introduction to JavaScript onload, syntax, how does it work, and examples with code and output. You can also go through our other related articles to learn more –

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