WMLScript replaceAt() Function

The replaceAt() function divides the string into elements and replaces a specified element.

Syntax

n = String.replaceAt(string, substring, index, separator)
Component Description
n The string returned from the function.
string The original string.
substring The string to replace in the specified element of the string.
index An integer that specifies where to replace the substring.
separator Separator.

Example

var a = String.replaceAt("Visit CodeW3C.com!","I love",0," ");
var b = String.replaceAt("Visit CodeW3C.com!","us!",2," ");

Result

a = "I love CodeW3C.com!"
b = "Visit us!"