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dannycallaghan/isArray() in ES < 5.js

Created October 3, 2013 08:13
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isArray() in ECMAScript < 5
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isArray() in ES < 5.js
/* isArray() in ECMAScript < 5 */
if ( typeof Array.isArray === "undefined" ) {
Array.isArray = function ( arg ) {
return Object.prototype.toString.call( arg ) === "[object Array]";
};
}
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