jquery 运行这段代码 点击按钮后 替换 文字,我想打开网页直接替换文字,怎么做
<html><head><scripttype="text/javascript"src="/jquery/jquery.js"></script><scripttype...
<html>
<head>
<script type="text/javascript" src="/jquery/jquery.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$(".btn1").click(function(){
$("p").replaceWith("<b>Hello world!</b>");
});
});
</script>
</head>
<body>
<p>This is a paragraph.</p>
<p>This is another paragraph.</p>
<button class="btn1">用粗体文本替换所有段落</button>
</body>
</html> 展开
<head>
<script type="text/javascript" src="/jquery/jquery.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$(".btn1").click(function(){
$("p").replaceWith("<b>Hello world!</b>");
});
});
</script>
</head>
<body>
<p>This is a paragraph.</p>
<p>This is another paragraph.</p>
<button class="btn1">用粗体文本替换所有段落</button>
</body>
</html> 展开
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