substring("string", index, count) : String
Deprecated since Flash Player 5. This function was deprecated in favor of String.substr().
Extracts part of a string. This function is one-based, whereas the String object methods are zero-based.
string:String - The string from which to extract the new string.
index:Number - The number of the first character to extract.
count:Number - The number of characters to include in the extracted string, not including the index character.
String - The extracted substring.