GetElementByClass
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Join For FreeReturn array of elements with a certain class.
function getElementsByClass(searchClass,node,tag) {
var classElements = new Array();
if (node == null)
node = document;
if (tag == null)
tag = '*';
var els = node.getElementsByTagName(tag);
var elsLen = els.length;
var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
var j = 0;
for (i = 0; i < elsLen; i++) {
if (pattern.test(els[i].className) ) {
classElements[j] = els[i];
j++;
}
}
return classElements;
}
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