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JavaScript Examples

From http://www.w3schools.com (Copyright Refsnes Data)

JavaScript Examples

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Basic JavaScript Examples

Write text with JavaScript
Write HTML tags with JavaScript
JavaScript in the body section
JavaScript in the head section
An external JavaScript

Examples explained


JavaScript Statements, Comments and Blocks

JavaScript statements.
JavaScript blocks.
Single line comments.
Multiple lines comments.
Single line comment to prevent execution.
Multiple lines comment to prevent execution.

Examples explained


JavaScript Variables

Declare a variable, assign a value to it, and display it

Examples explained


JavaScript Conditional If ... Else

If statement
If...else statement
Random link
Switch statement

Examples explained


JavaScript Popup Boxes

Alert box
Alert box with line breaks
Confirm box
Prompt box

Examples explained


JavaScript Functions

Call a function
Function with an argument
Function with an argument 2
Function that returns a value
Function with arguments, that returns a value

Examples explained


JavaScript Loops

For loop
Looping through HTML headers
While loop
Do While loop
Break a loop
Break and continue a loop
Use a for...in statement to loop through the elements of an array

Examples explained


JavaScript Error Handling

The try...catch statement
The try...catch statement with a confirm box
The onerror event

Examples explained


Advanced JavaScript Examples

Detect the visitor's browser and browser version
More details about the visitor's browser
All details about the visitor's browser
Alert user, depending on browser
Create a welcome cookie
Button animation
Image map with added JavaScript
Simple timing
Another simple timing
Timing event in an infinite loop
Timing event in an infinite loop - with a Stop button
A clock created with a timing event
Create a direct instance of an object
Create a template for an object


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From http://www.w3schools.com (Copyright Refsnes Data)

Home>Manual>JavaScript Examples