toUpperCase()  String  instance method

Description

Returns the value of a string converted to upper case.

  • The string to be converted is not modified.

Syntax

Signature Description
aString.toUpperCase()Returns the value of a string converted to upper case.

Parameters

None.

Examples

The code below returns the value of a string converted to upper case.


// Create a String object.
someString = new String("Learn Javascript");

// Return string value converted to upper case.
alert(someString.toUpperCase());

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Related Tutorials

JavaScript Basic Tutorials - Lesson 8 - Strings