var sensor = _this.createSensor("svg", mouse, "sensor_" + timestamp.substring(2, timestamp.length - 2))[0][0];
有人可以告诉我函数调用结尾处的[0] [0]是用于什么吗?以[0] [0]结尾的函数调用
这是我的函数的标头:
DragSensorController.prototype.createSensor = function (parent, startPoint, id, ip, typeid, timestamp) {
2D阵列存取? – csmckelvey