JavaScript Tutorial

The language for programming web pages.

Chapter Quiz Exercises
Course Topics
JS Introduction JS Where To JS Output JS Variables JS Data Types JS Functions JS Objects JS Arrays JS Strings JS If Conditions JS Loops JS Math JS Errors JS Scope JS DOM JS Events JS Promises & Async JS Classes JS JSON JS RegExp

JS Math

JavaScript Math

The JavaScript Math object allows you to perform mathematical tasks on numbers. Math is not a constructor — all properties and methods are static.

Common Math Methods:

  • Math.round() — Round to nearest
  • Math.ceil() — Round up
  • Math.floor() — Round down
  • Math.abs() — Absolute value
  • Math.max() / Math.min()
  • Math.random() — 0 to 1 random
  • Math.sqrt() — Square root
  • Math.pow() — Power
  • Math.PI — 3.14159...

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Topics
JS Introduction JS Where To JS Output JS Variables JS Data Types JS Functions JS Objects JS Arrays JS Strings JS If Conditions JS Loops JS Math JS Errors JS Scope JS DOM JS Events JS Promises & Async JS Classes JS JSON JS RegExp