jQuery简单加法运算示例

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<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”>
<html xmlns=“http://www.w3.org/1999/xhtml”>
<head>
<meta http-equiv=“Content-Type” content=“text/html; charset=utf-8” />
<title>无标题文档</title>
</head>

<script src=“jquery-1.7.1.min.js”></script>
<script type=“text/javascript”>
$(function(){
$(“#eq”).click(function(){
var t1=$(“#txt1”).val();
var t2=$(“#txt2”).val();
var t3=parseInt(t1,10)+parseInt(t2,10);
$(“#txt3”).val(t3)
})
})
</script>
<body>

<input type=“text” id=“txt1”/>+<input type=“text” id=“txt2” /><input id=“eq” value=“=” type=“button” /><input type=“text” id=“txt3” />
</body>
</html>

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