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Tip of the Day
Language: Web
Expertise: Beginner
Aug 19, 2002



Application Security Testing: An Integral Part of DevOps

Extract a Character in a String to the Left or Right

The following functions are used to extract the character in the string to the left or to the right. Left(), Right() functions are not available in Javascript.
function Left(str, n){
	if (n <= 0)
	    return "";
	else if (n > String(str).length)
	    return str;
	    return String(str).substring(0,n);
function Right(str, n){
    if (n <= 0)
       return "";
    else if (n > String(str).length)
       return str;
    else {
       var iLen = String(str).length;
       return String(str).substring(iLen, iLen - n);
Devington B.
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