Javascript 的函数调用
function close(){
var myline=100;
return(function(){
return(myline++);
});
}
console.log(close()); //console output:// funciton()
console.log(close()()); //console output:// 100
console.log(close()()); //console output:// 100
function close2(){
var myline=150;
return(function(){
return(myline++);
}());
}
console.log(close2()); //console output:// 150
console.log(close2()); //console output:// 150
function closure(){
var myline=200;
return(myline++);
}
console.log(closure()); //console output:// 200
console.log(closure()); //console output:// 200
//closure example
var copyclose=(function(){
var myline=300;
return(function(){
return myline++;
});
}());
console.log(copyclose()); //console output:// 300
console.log(copyclose()); //console output:// 301
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