Added support for the new .closest() method (very useful for event delegation).

[jquery.git] / src / core.js

diff --git a/src/core.js b/src/core.js
index 7ddb2c5..ff8114b 100644 (file)
--- a/src/core.js
+++ b/src/core.js
@@ -338,6 +338,17 @@ jQuery.fn = jQuery.prototype = {
                        }) ), "filter", selector );
        },
 
+       closest: function( selector ) {
+               return this.map(function(){
+                       var cur = this;
+                       while ( cur && cur.ownerDocument ) {
+                               if ( jQuery(cur).is(selector) )
+                                       return cur;
+                               cur = cur.parentNode;
+                       }
+               });
+       },
+
        not: function( selector ) {
                if ( typeof selector === "string" )
                        // test special case where just one selector is passed in