控制器controller下的welcome.php
public function doJson(){
$data =array(‘a‘,‘b‘,‘c‘,‘d‘);
if($_POST[‘k‘])
echo $data=json_encode($data);
}视图view下的json.php
<!DOCTYPE HTML>
<html>
<head>
<script src=\‘#\‘" /js/jquery-1.9.1.min.js"></script>
</head>
<body>
<div id="jj">222</div>
</body>
<script>
$(function(){
$(‘#jj‘).click(function(){
$.post(
‘<?php echo base_url();?>index.php/welcome/doJson‘,
{k:1},
function(data){
alert(data[0]);
$(‘#jj‘).text(data[0]);
},‘json‘);
});
});
</script>本文出自 “王尼美的成人之路” 博客，请务必保留此出处http://8335914.blog.51cto.com/8325914/1531551
原文：http://8335914.blog.51cto.com/8325914/1531551