Calls the function with the specified object as the this value and the elements of specified array as the arguments.
The function to call.
The object to be used as the this object.
An array of argument values to be passed to the function.
调用一个函数,并指定 this 上下文和参数。
this
Calls a function with a specified this context and arguments.
Calls the function with the specified object as the this value and the elements of specified array as the arguments.