js方法调方法写法

function say(word) {
  console.log(word);
}

function execute(someFunction, value) {
  someFunction(value);
}
 

execute(say, "Hello");

 

2.

 

function execute(someFunction, value) {
  someFunction(value);
}

execute(function(word){ console.log(word) }, "Hello"); execute(someFunction, value) {
  someFunction(value);
}

execute(function(word){ console.log(word) }, "Hello");