php 如何响应button的onclick事件
php 怎么响应button的onclick事件
我php用的codeigniter框架引用的smart模板，页面上的button事件控制器怎么响应 求高手解答，谢谢。能给个例子最好。
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用 JS 异步请求PHP
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百度ajax同步异步交互技术
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w3school上面搜jquery ajax例子就ok了
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index.html 按钮及js执行事件
<br /><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><br /><html><br /> <head><br /> <meta http-equiv="content-type" content="text/html;charset=utf-8"><br /> <title> button click test </title><br /> <script type="text/javascript" src="http://cdnjs.cloudflare.com/ajax/libs/jquery/1.10.0/jquery.min.js"></script><br /> <script type="text/javascript"><br /> function getdata(){<br /> $.ajax({<br /> url: "do.php", // 这里改成你要执行的php便可<br /> success: function(data){<br /> if(data.success==1){ // 根据返回的数据做不同处理<br /> alert(data.msg);<br /> }<br /> }<br /> });<br /> }<br /> </script><br /> </head><br /><br /> <body><br /> <input type="button" onclick="getdata()" value="执行php"><br /> </body><br /></html><br />do.php 要执行的php,根据需要写不同内容便可。
<br /><?php<br />$ret = array();<br />$ret['success'] = 1;<br />$ret['msg'] = '调用php成功';<br />header('content-type:application/json');<br />echo json_encode($ret);<br />?><br />
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