JS基础语法--文档就绪函数

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 文档就绪函数
window.onload = function(){}

<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>Title</title></head><body><div id="d"></div><a href="inder.html" name="abc">来来来</a><span></span><p class="c">aaaaaaaaa</p><p class="c">bbbbbbbbb</p></body><script>      window.onload = function(){        var d = document.getElementById('d');        //添加文本信息        d.innerHTML = 'sss'        var abc = document.getElementsByName('abc');        /*通过下标得到对应元素*/        abc[0].innerText = 'hhhhhhhh';        var span = document.getElementsByTagName('span');        span[0].innerText = 'ccccccc'        /*通过className找对应元素*/        var c = document.getElementsByClassName('c');        for (var i = 0;i < 5;i++){            c[i].innerText = '啦啦啦啦';        }    }</script></html>

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