From: John Resig <jeresig@gmail.com>
Date: Fri, 31 Aug 2007 03:26:03 +0000 (+0000)
Subject: Added $(...).map() functionality. (Also closes #1250, imo)
X-Git-Tag: 1.2~42
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=079d651e10bc19a28c49945617e842415dc41981;p=jquery.git

Added $(...).map() functionality. (Also closes #1250, imo)
---

diff --git a/src/jquery/coreTest.js b/src/jquery/coreTest.js
index e91928497..40be7f870 100644
--- a/src/jquery/coreTest.js
+++ b/src/jquery/coreTest.js
@@ -976,3 +976,23 @@ test("slice()", function() {
 	isSet( $("#ap a").slice(0,3), q("google", "groups", "anchor1"), "slice(0,3)" );
 	isSet( $("#ap a").slice(-1), q("mark"), "slice(-1)" );
 });
+
+test("map()", function() {
+	expect(2);
+
+	isSet(
+		$("#ap").map(function(){
+			return $(this).find("a").get();
+		}),
+		q("google", "groups", "anchor1", "mark"),
+		"Array Map"
+	);
+
+	isSet(
+		$("#ap > a").map(function(){
+			return this.parentNode;
+		}),
+		q("ap","ap","ap"),
+		"Single Map"
+	);
+});
diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js
index 8988c5ee1..8180a4ea2 100644
--- a/src/jquery/jquery.js
+++ b/src/jquery/jquery.js
@@ -1189,6 +1189,12 @@ jQuery.fn = jQuery.prototype = {
 	slice: function() {
 		return this.pushStack( Array.prototype.slice.apply( this, arguments ) );
 	},
+
+	map: function(fn){
+		return this.pushStack(jQuery.map( this, function(elem,i){
+			return fn.call( elem, i, elem );
+		}));
+	},
 	
 	/**
 	 * @private