App下載
實例代碼( Tip: 登錄后體驗更佳 )
<!DOCTYPE html>
<html>
<head>
<script src="//libs.baidu.com/jquery/1.10.2/jquery.min.js">
</script>
<script>
function prependText()
{
var txt1="<p>Text.</p>";              // Create text with HTML
var txt2=$("<p></p>").text("Text.");  // Create text with jQuery
var txt3=document.createElement("p");
txt3.innerHTML="Text.";               // Create text with DOM
$("p").prepend(txt1,txt2,txt3);       // Prepend new elements
}
</script>
</head>
<body>
<p>This is a paragraph.</p>
<button onclick="prependText()">Prepend text</button>
</body>
</html>
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運行結(jié)果