var c= function(b){
console.log(b);
}
function go(callback){ //callback相當(dāng)于c
var a = 10;
callback(a);
}
go(c)
//go(c)相當(dāng)于
go(function(res){
console.log(res)
})
var c= function(b){
console.log(b);
}
function go(callback){ //callback相當(dāng)于c
var a = 10;
callback(a);
}
go(c)
//go(c)相當(dāng)于
go(function(res){
console.log(res)
})