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File: util.js
/*************************************************************** * Copyright notice * * (c) 2010-2011 Stefan Galinski <stefan.galinski@gmail.com> * All rights reserved * * This script is part of the TYPO3 project. The TYPO3 project is * free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * The GNU General Public License can be found at * http://www.gnu.org/copyleft/gpl.html. * A copy is found in the textfile GPL.txt and important notices to the license * from the author is found in LICENSE.txt distributed with these scripts. * * * This script is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * This copyright notice MUST APPEAR in all copies of the script! ***************************************************************/ Ext.namespace('TYPO3'); /** * @class TYPO3.Utility * * Generic utility methods that are not provided by ExtJs * * @namespace TYPO3 * @author Stefan Galinski <stefan.galinski@gmail.com> */ TYPO3.Utility = { /** * Checks if a given number is really a number * * Taken from: * http://dl.dropbox.com/u/35146/js/tests/isNumber.html * * @param {String} number * @return {Boolean} */ isNumber: function(number) { return !isNaN(parseFloat(number)) && isFinite(number); } };