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WMLScript charAt() Function

The charAt() function returns the character at the specified index position.

n = String.charAt(string, index)

Part	Description
n	The string returned from the function
string	A string
index	A number that specifies the index position in the string

var a = String.charAt("world",2);
var b = String.charAt("world",0);
var c = String.charAt("world",10);

a = "r"
b = "w"
c = ""