Helpful JavaScript for Web development

[JavaScriptBank]

JavaScript codes for Web DEV

getElementsByAttribute

Ever run into a situation where you want to get an array of all elements with a specific attribute? Or even want elements with a certain value for that chosen attribute as well? Just add this <a href=... detail (http://www.javascriptbank.com/getelementsbyattribute.html/en//) at JavaScriptBank.com - 2.000+ free JavaScript codes (http://www.javascriptbank.com/)


http://www.javascriptbank.com/javascript.images/snippet/getelementsbyattribute.jpg (http://www.javascriptbank.com/javascript/snippet/getelementsbyattribute/preview/en/)
Demo: JavaScript getElementsByAttribute (http://www.javascriptbank.com/getelementsbyattribute.html/en/)


How to setup

Step 1: Copy & Paste JavaScript code below in your HEAD section
JavaScript

<script type="text/javascript">
/*
Copyright Robert Nyman, http://www.robertnyman.com
Free to use if this text is included
*/

function getElementsByAttribute(oElm, strTagName, strAttributeName, strAttributeValue){
var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
var arrReturnElements = new Array();
var oAttributeValue = (typeof strAttributeValue != "undefined")? new RegExp("(^|\\s)" + strAttributeValue + "(\\s|$)") : null;
var oCurrent;
var oAttribute;
for(var i=0; i<arrElements.length; i++){
oCurrent = arrElements[i];
oAttribute = oCurrent.getAttribute(strAttributeName);
if(typeof oAttribute == "string" && oAttribute.length > 0){
if(typeof strAttributeValue == "undefined" || (oAttributeValue && oAttributeValue.test(oAttribute))){
arrReturnElements.push(oCurrent);
}
}
}
return arrReturnElements;
}
</script>
<!--
This script downloaded from www.JavaScriptBank.com
Come to view and download over 2000+ free javascript at www.JavaScriptBank.com
-->








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