将函数名称作为参数传递给另一个函数

def function1():
    print("This is function1")

def function2(func):
    print("This is function2")
    func()

function2(function1)

This is function2
This is function1

function function1() {
    console.log("This is function1");
}

function function2(func) {
    console.log("This is function2");
    func();
}

function2(function1);

This is function2
This is function1