Function isArrayLike

static/webuploader/webuploader.withoutimage.js:1216–1231

( obj )

            widgetClass = [];
    
        function isArrayLike( obj ) {
            if ( !obj ) {
                return false;
            }
    
            var length = obj.length,
                type = $.type( obj );
    
            if ( obj.nodeType === 1 && length ) {
                return true;
            }
    
            return type === 'array' || type !== 'function' && type !== 'string' &&
                    (length === 0 || typeof length === 'number' && length > 0 &&
                    (length - 1) in obj);
        }
    
        function Widget( uploader ) {
            this.owner = uploader;