зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
3.3 KiB
ActionScript
79 строки
3.3 KiB
ActionScript
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1 (the
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* "License"); you may not use this file except in compliance with the License. You may obtain
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* a copy of the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
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* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
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* language governing rights and limitations under the License.
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*
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* The Original Code is [Open Source Virtual Machine.]
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*
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* The Initial Developer of the Original Code is Adobe System Incorporated. Portions created
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* by the Initial Developer are Copyright (C)[ 2004-2006 ] Adobe Systems Incorporated. All Rights
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* Reserved.
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*
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* Contributor(s): Adobe AS3 Team
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*
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* Alternatively, the contents of this file may be used under the terms of either the GNU
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* General Public License Version 2 or later (the "GPL"), or the GNU Lesser General Public
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* License Version 2.1 or later (the "LGPL"), in which case the provisions of the GPL or the
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* LGPL are applicable instead of those above. If you wish to allow use of your version of this
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* file only under the terms of either the GPL or the LGPL, and not to allow others to use your
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* version of this file under the terms of the MPL, indicate your decision by deleting provisions
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* above and replace them with the notice and other provisions required by the GPL or the
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* LGPL. If you do not delete the provisions above, a recipient may use your version of this file
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* under the terms of any one of the MPL, the GPL or the LGPL.
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*
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***** END LICENSE BLOCK ***** */
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package flash.utils
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{
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//
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// Dictionary
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//
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/**
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* The Dictionary class lets you create a dynamic collection of properties, which uses strict equality
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* (<code>===</code>) for key comparison. When an object is used as a key, the object's
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* identity is used to look up the object, and not the value returned from calling <code>toString()</code> on it.
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* <p>The following statements show the relationship between a Dictionary object and a key object:</p>
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* <pre>
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* var dict = new Dictionary();
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* var obj = new Object();
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* var key:Object = new Object();
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* key.toString = function() { return "key" }
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*
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* dict[key] = "Letters";
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* obj["key"] = "Letters";
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*
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* dict[key] == "Letters"; // true
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* obj["key"] == "Letters"; // true
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* obj[key] == "Letters"; // true because key == "key" is true b/c key.toString == "key"
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* dict["key"] == "Letters"; // false because "key" === key is false
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* delete dict[key]; //removes the key
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* </pre>
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*
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* @playerversion Flash 8.5
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* @langversion 3.0
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* @see ../../operators.html#strict_equality === (strict equality)
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*
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*/
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dynamic public class Dictionary
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{
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/**
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* Creates a new Dictionary object. To remove a key from a Dictionary object, use the <code>delete</code> operator.
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*
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* @param weakKeys Instructs the Dictionary object to use "weak" references on object keys.
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* If the only reference to an object is in the specified Dictionary object, the key is eligible for
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* garbage collection and is removed from the table when the object is collected.
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*
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* @playerversion Flash 8.5
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* @langversion 3.0
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*/
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public native function Dictionary(weakKeys:Boolean=false);
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};
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}
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