FAQ Topic - How do I trim whitespace - trim/trimRight/trimLeft (2008-05-01)

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FAQ Topic - How do I trim whitespace -
trim/trimRight/trimLeft
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Using Regular Expressions (JavaScript 1.2/JScript 3+) :

String.prototype.trimLeft =
function()
{
return this.replace(/^\s+/,'');
}
String.prototype.trimRight =
function()
{
return this.replace(/\s+$/,'');
}
String.prototype.trim =
function()
{
return this.replace(/^\s+|\s+$/g,'');
}

http://docs.sun.com/source/816-6408-10/regexp.htm

http://msdn2.microsoft.com/en-us/library/6wzad2b2.aspx

http://en.wikipedia.org/wiki/Regular_expression

http://www.informatics.sussex.ac.uk/courses/it/tutorials/nsJavaScriptRef/contents.htm

http://www.merlyn.demon.co.uk/js-valid.htm


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