<!DOCTYPE html><html><body><p>點擊下面的按鈕，將代碼塊循環(huán)五次：</p><button onclick="myFunction()">點擊這里</button><p id="demo"></p><script>function myFunction(){var x="";for (var i=0;i<5;i++)? {? x=x + "The number is " + i + "<br>";document.getElementById("demo").innerHTML=x;? }//document.getElementById("demo").innerHTML=x;}</script></body></html>
為什么innerHTML在循環(huán)外和在循壞內(nèi)結(jié)果是一樣的
酔甡
2016-03-26 16:44:21
