JavaScript Math.random() Method

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JavaScript Math.random() Method

The Math.random() method returns a floating-point random number between 0 (inclusive) and 1 (exclusive).

Example

HTML Online Editor
<!DOCTYPE html> <html> <body> <script> var result = Math.random(); document.write(result); </script> </body> </html>

Syntax

Math.random()

Return Value

ValueExplanation
NumberA floating-point random number between 0 (inclusive) and 1 (exclusive).

Random Number Between 0 and 100

Note: The following example is the random number between 0 (inclusive) and 100 (exclusive).

Example

HTML Online Editor
<!DOCTYPE html> <html> <body> <script> // Click 'Run' button multiple times. var result = Math.floor(Math.random() * 100); document.write(result); </script> </body> </html>

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