return first;
},
- unique: function( array ) {
- var ret = [], done = {}, id;
-
- try {
- for ( var i = 0, length = array.length; i < length; i++ ) {
- id = jQuery.data( array[ i ] );
-
- if ( !done[ id ] ) {
- done[ id ] = true;
- ret.push( array[ i ] );
- }
- }
- } catch( e ) {
- ret = array;
- }
-
- return ret;
- },
-
grep: function( elems, callback, inv ) {
var ret = [];