jquery/src/selector/rbuggyQSA.js

JavaScript library for DOM operations

import { isIE } from "../var/isIE.js";
import { whitespace } from "../var/whitespace.js";

export var rbuggyQSA = isIE && new RegExp(

	// Support: IE 9 - 11+
	// IE's :disabled selector does not pick up the children of disabled fieldsets
	":enabled|:disabled|" +

	// Support: IE 11+
	// IE 11 doesn't find elements on a `[name='']` query in some cases.
	// Adding a temporary attribute to the document before the selection works
	// around the issue.
	"\\[" + whitespace + "*name" + whitespace + "*=" +
	whitespace + "*(?:''|\"\")"

);