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Basic JavaScript Examples Write text with JavaScript Write HTML tags with JavaScript JavaScript in the head section JavaScript in the body section An external JavaScript Examples explained JavaScript Statements, Comments and Blocks JavaScript statements. Singe line comments. JavaScript blocks. 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 Switch statement Random link
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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