github/jquery
1
1
Fork 0
mirror of https://github.com/jquery/jquery.git synced 2026-04-20 03:01:22 -04:00
Code Issues Packages Projects Releases Wiki Activity

Brought back the compareDocumentPosition code. While it is redundant in Firefox it's much faster than using indexOf.

Browse Source
This commit is contained in:
John Resig
2009-02-17 17:43:05 +00:00
parent 8d9aa015c1
commit 4b7e1c906f
2 changed files with 12 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/selector.js
View File

@@ -684,7 +684,15 @@ try {
var sortOrder;
if ( Array.prototype.indexOf ) {
if ( document.documentElement.compareDocumentPosition ) {
sortOrder = function( a, b ) {
var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
if ( ret === 0 ) {
hasDuplicate = true;
}
return ret;
};
} else if ( Array.prototype.indexOf ) {
var indexOf = Array.prototype.indexOf,
allSort = document.getElementsByTagName("*");
@@ -695,7 +703,7 @@ if ( Array.prototype.indexOf ) {
}
return ret;
};
} else if ( document.documentElement.sourceIndex === 1 ) {
} else if ( "sourceIndex" in document.documentElement ) {
sortOrder = function( a, b ) {
var ret = a.sourceIndex - b.sourceIndex;
if ( ret === 0 ) {