Function isArrayLike

src/workbench/browser/src/ng1/lib/angular/angular.js:350–369

* @private * @param {*} obj * @return {boolean} Returns true if `obj` is an array or array-like object (NodeList, Arguments, * String ...)

(obj)

     *                   String ...)
     */
    function isArrayLike(obj) {

        // `null`, `undefined` and `window` are not array-like
        if (obj == null || isWindow(obj)) return false;

        // arrays, strings and jQuery/jqLite objects are array like
        // * jqLite is either the jQuery or jqLite constructor function
        // * we have to check the existence of jqLite first as this method is called
        //   via the forEach method when constructing the jqLite object in the first place
        if (isArray(obj) || isString(obj) || (jqLite && obj instanceof jqLite)) return true;

        // Support: iOS 8.2 (not reproducible in simulator)
        // "length" in obj used to prevent JIT error (gh-11508)
        var length = 'length' in Object(obj) && obj.length;

        // NodeList objects (with `item` method) and
        // other objects with suitable length characteristics are array-like
        return isNumber(length) && (length >= 0 && (length - 1) in obj || typeof obj.item === 'function');

    }

    /**
     * @ngdoc function