advanced code snippet search

Posted By

jatkins on 11/09/11


Tagged

css elements DOM classes


Versions (?)

getElementsFromClassName

 / Published in: JavaScript
 

Released into the public domain.

Expand | Embed | Plain Text 
  1. function find_index(array, string) {
  2. 	var i = 0;
  3. 	for(i=0;i<array.length;i++) {
  4. 		if(array[i]==string) break;
  5. 	}
  6. 	return array[i] == string ? i : -1;
  7. }
  8.  
  9. function getElementsFromClassName(classToMatch, pNode) {
  10. 	cNodes = (typeof pNode=='undefined'?document.body:pNode).getElementsByTagName('*');
  11. 	cMatches = [];
  12. 	for(var c=0;c<cNodes.length;c++) {
  13. 		cNodeClasses = cNodes[c].className;
  14. 		if(cNodeClasses&&find_index(cNodeClasses.toString().split(' '), classToMatch)!=-1)
  15. 			cMatches.push(cNodes[c]);
  16. 	}
  17. 	return cMatches;
  18. }

Report this snippet  

You need to login to post a comment.