WMLScript Tutorial

WML Libraries

The isEmpty() function returns true if a string is empty, and false if not.

n = String.isEmpty(string)

Part	Description
n	The Boolean value returned from the function
string	A string

var a = String.isEmpty("");
var b = String.isEmpty("Hello world");
var c = String.isEmpty(23.4);

a = true
b = false
c = false

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