return
function fun(){
alert("函数要执行了");
for (var i
= 0; i
< 5; i
++) {
console
.log(i
);
if(i
== 2){
return;
}
}
alert("函数执行完了");
}
function fun2(){
var obj
= {name
:"12"};
return obj
;
}
var a
= fun2();
function fun3(){
function fun4(){
alert("4");
}
return fun4
;
}
a
= fun3();
fun3()();
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