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lab_loop.html
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<!DOCTYPE html>
<html lang="zh-cn">
<head>
<title>循环字段生成器 - Tools for SQL</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link href="https://fonts.googleapis.com/css?family=Montserrat:300,400,700" rel="stylesheet">
<link rel="stylesheet" href="fonts/icomoon/style.css">
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<link rel="stylesheet" href="css/aos.css">
<link rel="stylesheet" href="css/style.css">
<link rel="icon" href="case_when.ico">
</head>
<body data-spy="scroll" data-target=".site-navbar-target" data-offset="300">
<div class="site-wrap" id="home-section">
<div class="site-mobile-menu site-navbar-target">
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<h1 class="mb-0 site-logo"><a href="index.html" class="text-black h2 mb-0">Tools for SQL<span class="text-primary">.</span> </a></h1>
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<header class="site-navbar py-md-4 js-sticky-header site-navbar-target" role="banner">
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<div class="col-6 col-md-6 col-xl-2 d-block d-lg-none">
<h1 class="mb-0 site-logo"><a href="index.html" class="text-black h2 mb-0">Tools for SQL<span class="text-primary">.</span> </a></h1>
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<nav class="site-navigation position-relative text-right" role="navigation">
<ul class="site-menu main-menu js-clone-nav mr-auto d-none d-lg-block">
<li><a class="nav-link" href="index.html">首页</a></li>
<li><a class="nav-link" href="case_when.html" data-toggle="tooltip" title="不想写case when的时候" >快速 CASE WHEN</a></li>
<li><a class="nav-link" href="avoid_lose.html" data-toggle="tooltip" title="一次使用N张表" >疯狂JOIN</a></li>
<li><a class="nav-link" href="lab_date.html" data-toggle="tooltip" title="时间生成器" >最近N天</a></li>
<li><a class="nav-link" href="lab_join.html" data-toggle="tooltip" title="多表相似关联" >多表相似关联</a></li>
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<li><a class="nav-link" href="lab.html" data-toggle="tooltip" title="sql实验室" style="color:#00d2b5" >实验室</a></li>
<li><a class="nav-link" href="https://regex101.com/" data-toggle="tooltip" title="正则表达实验室" target="_blank">REGEX101</a></li>
</ul>
</nav>
</div>
<div class="col-6 col-md-6 d-inline-block d-lg-none ml-md-0" ><a href="#" class="site-menu-toggle js-menu-toggle text-black float-right"><span class="icon-menu h3"></span></a></div>
</div>
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</header>
<div class="site-section bg-light" id="contact-section" style="padding-top:2em">
<div class="container">
<div class="py-5 text-center" style="margin-top: 50px;">
<p class="lead">循环字段生成器:适用于当出现n个字段,需要写n个例如sum([字段名])语句的情况!</p>
</div>
<div class="row" >
<div class="col-md-6 order-md-2 mb-4">
<div class="col-md-12 order-md-2 mb-4">
<textarea class="form-control rounded-0" id="inputtextarea1" rows="12" placeholder="请按照如下格式输入需要处理的所有字段! col_a col_b col_c "></textarea>
</div>
<div class="col-md-12 order-md-2 mb-4">
<textarea class="form-control rounded-0" id="inputtextarea2" rows="12" placeholder="请按照如下格式输入需要批量复制的语句类型,col将被替换成字段名 avg(col) sum(col) min(col) max(col) "></textarea>
</div>
</div>
<div class="col-md-6 order-md-2 mb-4">
<textarea class="form-control rounded-0" id="textarea" rows="26" placeholder="预期效果 ,avg(col_a)	as col_a_avg ,sum(col_a)	as col_a_sum ,min(col_a)	col_a_min ,max(col_a)	col_a_max ,avg(col_b)	as col_b_avg ,sum(col_b)	as col_b_sum ,min(col_b)	col_b_min ,max(col_b)	col_b_max ,avg(col_c)	as col_c_avg ,sum(col_c)	as col_c_sum ,min(col_c)	col_c_min ,max(col_c)	col_c_max"></textarea>
</div>
</div>
<button class="btn btn-primary btn-lg btn-block" id="button1" type="submit" onclick="generate();return false;">一键生成</button>
</div>
</div>
<div class="footer py-5 border-top text-center">
<div class="container">
<div class="row">
<div class="col-md-12">
<p class="mb-0">
<p class="mb-1">© 2018-2019 Clark Yu · <span><a href="update_log.html" data-toggle="tooltip" title="又有新的更新啦!" target="_blank" style='text-decoration:none;'>更新日志</a></span> · <span><a href="https://zhuanlan.zhihu.com/p/44502560" data-toggle="tooltip" title="提个意见!" target="_blank" style='text-decoration:none;'>给我留言</a></span> · <span id="busuanzi_container_site_pv">
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<img src="images/wechat.png" alt="Image" class = "wechat_img">
<p class="mb-1"><span style="color: #00d2b5;">微信</span>打赏,手有余香</p>
</div>
</div>
</div>
</div>
</div> <!-- .site-wrap -->
<script src="js/jquery-3.3.1.min.js"></script>
<script src="js/jquery-migrate-3.0.1.min.js"></script>
<script src="js/jquery-ui.js"></script>
<script src="js/popper.min.js"></script>
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<script async src="//busuanzi.ibruce.info/busuanzi/2.3/busuanzi.pure.mini.js"></script>
<script src="js/main.js"></script>
<script>
function generate() {
var raw_col = document.getElementById('inputtextarea1').value;
var col_list = raw_col.split("\n");
var raw_def = document.getElementById('inputtextarea2').value;
var def_list = raw_def.split("\n");
var lg_col = col_list.length;
var lg_def = def_list.length;
var text = '';
for (var i = 0; i < lg_col; i++){
for (var j = 0; j < lg_def; j++)
{
var new_def_col = def_list[j].replace("col",`${col_list[i]}`);
var new_col_name = def_list[j].split("(")[0];
text += `,${new_def_col} \t as ${col_list[i]}_${new_col_name}` + `\n` ;
}
}
var tObj = document.getElementById('textarea');
if(raw_col.length > 0 && raw_def.length > 0){
tObj.value = text;
}else{
tObj.value = '请检查你的输入!'
}
}
$(function () {
$('[data-toggle="tooltip"]').tooltip()
})
</script>
</body>
</html>