<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<style>
pre {outline: 1px solid #ccc; padding: 5px; margin: 5px; }
.string { color: green; }
.number { color: darkorange; }
.boolean { color: blue; }
.null { color: magenta; }
.key { color: red; }
.showinfo{
position: absolute;
background-color: #eef1f8;
width: 200px;
padding: 5px;
border-radius: 4px;
border: 1px solid #ccc;
display: none;
}
.showinfo pre{
padding: 5px;
border: 1px solid #ccc;
margin:0;
}
table,th,td{
border:1px solid blue;
}
</style>
<script src="./js/jquery-1.8.3.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$(".show-rough").mouseover(function(){
var left = $(this).offset().left + $(this).width() +20;//计算div显示位置
var top = $(this).offset().top + 20;
var _jsonDate = $.parseJSON($(this).text());
var showJson = syntaxHighlight(_jsonDate);
$("#show-info").css({"left":left,"top":top}).show();
$("#show-pre").html(showJson);
});
$(".show-rough").mouseout(function(){
$("#show-info").hide().html();
$("#show-pre").html();
})
});
//处理json数据，采用正则过滤出不同类型参数
function syntaxHighlight(json) {
if (typeof json != 'string') {
json = JSON.stringify(json, undefined, 2);
}
json = json.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>');
return json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*:)?|\b(true|false|null)\b|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)/g, function(match) {
var cls = 'number';
if (/^"/.test(match)) {
if (/:$/.test(match)) {
cls = 'key';
} else {
cls = 'string';
}
} else if (/true|false/.test(match)) {
cls = 'boolean';
} else if (/null/.test(match)) {
cls = 'null';
}
return '<span class="' + cls + '">' + match + '</span>';
});
};
</script>
</head>
<body>
<table>
<thead>
<tr>
<th>姓名</th>
<th>json数据</th>
</tr>
</thead>
<tbody>
<tr>
<td>小三</td>
<td class="show-rough">{ "name": "小三", "address":"北京路23号","age":16, "email": "123456@qq.com","Object":[{"职位":"经理"}],"del":[] }</td>
</tr>
<tr>
<td>小四</td>
<td class="show-rough">{ "name": "小四", "address":"上海路01号","age":27, "email": "222222@qq.com","Object":[],"del":[] }</td>
</tr>
</tbody>
</table>
<div id="show-info" class="showinfo">
<pre id="show-pre">
</pre>
</div>
</body>
</html>
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