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Get Elements By Class Name

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Get Elements By Class Name

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Return elements by class name given a parent node.

//+ Jonas Raoni Soares Silva
//@ http://jsfromhell.com
function getElementsByClassName(name, parent){
	for(var o = [], n = new RegExp("\\b" + name.replace(/([(){}|*+?.,^$\[\]\\])/g, "\\\$1") + "\\b"), l = (parent || document).getElementsByTagName("*"), i = l.length; i--;)
		n.test(l[i].className) && (o[o.length] = l[i]);
	return o;

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