<html>
<head>
<title></title>
<script type="text/javascript" src="
http://code.jquery.com/jquery-latest.js"></script><script type="text/javascript">
$(document).ready(function(){
$("#mylove").val("test");
});
</script>
</head>
<body>
<textarea id="mylove"></textarea>
</body>
</html>
本回答被提问者和网友采纳