菜鸟教程在线编辑器

AI 编程工具
 
                <!DOCTYPE html>
<html>
<body>

<p>点击按钮循环代码，直到变量 i 不再小于 5。</p>

<button onclick="myFunction()">点我</button>

<p id="demo"></p>

<script>
function myFunction() {
    var text = "";
    var i = 0;
    while (i < 5) {
        text += "<br>The number is " + i;
        i++;
    }
    document.getElementById("demo").innerHTML = text;
}
</script>

</body>
</html>

              