JavaScript Tutorial

JS HomeJS EditorsJS How toJS Basic ProgramJS ConsoleJS VariableJS constJS Data TypesJS StringJS Type CastingJS KeywordsJS OperatorsJS Use StrictJS Escape SequencesJS Comments

JS Control Statements

JS ifJS if elseJS else ifJS BreakJS ContinueJS Switch Case

JS Looping

JS Loop ForJS Loop For InJS Loop WhileJS Loop Do While

JS Array

JS ArrayJS Array One DimensionalJS Array Multi DimensionalJS Array Associative

JS Functions

JS FunctionJS Function SelfJS Function call()JS Function apply()JS Call By ValueJS Call By ReferenceJS Function Closures

JS Scope

JS Scope GlobalJS Scope LocalJS Let

JS File Handling

JS File Handling

JS Error Handling

JS try catchJS throwJS finally

JS Select Particulars

JS getElementByID()JS getElementsByClassName()JS getElementsByTagName()JS getElementsByName()JS querySelector()JS querySelectorAll()

JS Popup

JS alert()JS confirm()JS prompt()

JS Events

JS EventsJS Media EventsJS Mouse EventsJS Keyboard EventsJS Form EventsJS Drag EventsJS Clipboard EventsJS Print EventsJS Animation EventsJS Transition EventsJS Server-Sent EventsJS Touch EventsJS Object Events

JS Methods

JS Array MethodsJS String MethodsJS Math MethodsJS Number MethodsJS Date MethodsJS Element MethodsJS Window MethodsJS Node MethodsJS Document MethodsJS Console MethodsJS Timing MethodsJS Navigator MethodsJS Miscellaneous Methods

JS Properties

JS Array PropertiesJS String PropertiesJS Number PropertiesJS MouseEvent PropertiesJS KeyboardEvent PropertiesJS AnimationEvent PropertiesJS TransitionEvent PropertiesJS Element PropertiesJS Window PropertiesJS Node PropertiesJS Document PropertiesJS Navigator PropertiesJS HashChangeEvent PropertiesJS Miscellaneous Properties

JS Regular Expressions

JS Regexp

JS Cookies

JS Cookies

JS Interview Programs

JS Common ProgramsJS Array ProgramsJS Converter ProgramsJS Star Patterns ProgramJS Number Patterns ProgramJS Alphabet Patterns Program

JS Reference

LEARN JSONLEARN AJAXJS KeycodeMIME TypesASCII Table

JavaScript Editors

Last Updated:

Want to Try JavaScript Locally?

To try JavaScript locally. Please follow these 4 steps

  1. Open any of your favorite text editor (nodepad++, sublime, etc.) in your computer.
  2. Copy and Paste this Example JavaScript code into your text editor.
  3. Save the file with any name in your desktop with .html or .htm extension. For example, foo.html or foo.htm
  4. Now, Open that file with any of your favorite browser (Chrome, Firefox, etc.).

Now, you will see the this result in your browser.

Want to Try JavaScript Online?

At the learning phase, you will have no time to work with your local files. So, we recommend you to try our JavaScript Online Editor.

Benefits of Using Our JavaScript Online Editor

The following are the list of benefits you will get on using our JavaScript online Editor

  • Execute the code in no time.
  • You can edit the code and save it to our server for your future reference.
  • Save as 'Public' allows you to share your code with the world of developers.
  • Save as 'Private' allows you to hide your code to all.

The following is our JavaScript Online Editor. Click 'Run' button and try it.

HTML Online Editor
<!DOCTYPE html> <html> <body> <script> var str = "Hello World!"; document.write(str); </script> </body> </html>

Share this Page

Meet the Author