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Get url to external script

/ Published in: JavaScript
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This could be included inside the external script itself, and compared to window.location if the returned URL were relative.

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  1. function getPathToSelf() {
  2. 	var myName = /(^|[\/\\])path\.js(\?|$)/;
  3. 	var scripts = document.getElementsByTagName("script");
  4. 	for (var i = 0; i < scripts.length; i++) {
  5. 		var src;
  6. 		if (src = scripts[i].getAttribute("src")) {
  7. 			if (src.match(myName)) {
  8. 				return src;
  9. 			}
  10. 		}
  11. 	}
  12. }
  13. alert(getPathToSelf());

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