正则表达式可视化工具html代码-html代码-BFW代码库

代码语言：html
所属分类：其他
代码描述：正则表达式可视化工具html代码，输入正则表达式后，可立即生成可视化图形。
下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">

<style>
body,html * {
margin:0;
padding:0;
font-family:sans-serif;
}
body {
background: #303030;
}
.code,.code * {
  font-family: "DejaVu Sans Mono",monospace;
}
h1 {
font-size:3em;
color:#40C0FF;
margin:14px 0;
padding:0 16px;
padding-top:40px;
padding-bottom: 20px;
border-bottom:2px dashed grey;
min-height:60px;
}
h1 em{
color:#BBE0E0;
font-size:small;
padding-left:2em;
font-style: normal;
font-weight:normal;
display:inline-block;
}
#inputCt,#errorBox {
margin:8px 16px;
}
#inputCt div.re {
background:#EEE;
font-size:1.2em;
line-height: 1.4em;
color:#333;
border:1px solid black;
padding:4px;
font-weight: bold;
word-break:break-all;
word-wrap:break-word;
}
#inputCt div.re table {
border:none;
padding:0;
margin:0;
width:100%;
}
#inputCt div.re .input {
color:#3030C0;
padding:0 2px;
border:none;
background:#EEE;
font-size:1.2em;
line-height: 1.4em;
height:1.4em;
font-weight: bold;
word-break:break-all;
word-wrap:break-word;
margin:0;
width:auto;
}
#inputCt div.re #input {
display:table;
width:100%;
}
#inputCt label {
  color:white;
  cursor:pointer;
  display:inline-block;
}
#inputCt label input {
  margin-right:4px;
}
#errorBox {
background:#EEE;
font-size:1.2em;
line-height: 1.4em;
border:1px solid black;
padding:4px;
color:darkred;
white-space: pre;
word-wrap:normal;
word-break:keep-all;
display: none;
overflow:auto;
}
#visualIt,#embedIt,#exportIt {
font-size: 16px;
line-height: 16px;
display: inline-block;
margin: 10px;
margin-left:0;
padding:12px;
padding-bottom:10px;
color:#EEF;
border:none;
cursor:pointer;
background: #40B0EF;
background-image: linear-gradient(to bottom, #40B0EF,#3060A0);
border-radius: 12px;
text-decoration: none;
}
#visualIt:hover,#embedIt:hover,#exportIt:hover {
color:#FEF;
background: #3CB0FD;
background-image: linear-gradient(to bottom, #3CB0FD, #3498DF);
text-decoration: none;
}
#graphCt {
padding:4px;
margin:0px 16px;
border:1px solid black;
background: #EEE;
overflow: auto;
cursor:move;
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
#graphCt svg {
display:block;
margin:0 auto;
}
footer div.normal {
text-align: center;
border-top:1px solid grey;
margin:1em auto;
padding:10px;
font-size:1.2em;
}
footer,footer a {
color:#EEF;
}

footer div.embed {
  display: none;
}
body.embed {
  background: #EEE;
}
body.embed,body.embed #graphCt {
  margin:0;
  padding:0;
  border:none;
}
body.embed h1,
body.embed #inputCt,
body.embed #github {
  display:none !important;
}
body.embed footer div.normal {
  display:none;
}
body.embed footer div.embed {
  display: block;
}
body.embed footer div.embed,body.embed div.footer a {
  color:white;
  font-size: 14px;
}
body.embed footer {
  display:block;
  width:auto;
  margin:0;
  padding:2px 10px;
  background:rgb(75,0,130);
  opacity: 0.85;
  position:fixed;
  right:0;
  bottom:0;
}
body.embed{height:100%;}
body.embed #graphCt {
  height: 100vh;
}
.exportCanvas {
  display:block;
  margin:0 auto;
  image-rendering: pixelated;
}
</style>
</head>
<body>
<script>
var params=getParams();
if (params.embed || params.cmd=="export") {
  document.body.className+= " embed";
}

function trim(s) {
  return s.replace(/^\s+/,'').replace(/\s+$/,'');
}

function getParams() {
  var params=location.hash;
  if (!params || params.length<2) {
    params={embed:false,re:"",highlight:true,flags:''};
  } else {
    params=params.slice(2);
    params=params.split("&").reduce(function (p,a) {
      a=a.split("=");
      p[a[0]]=a[1];
      return p;
    },{});
    params.embed=params.embed==='true';
    params.flags=params.flags || '';
    params.re=params.re?trim(decodeURIComponent(params.re)):'';
  }
  return params;
}
</script>
<h1>Regulex <em>JavaScript Regular Expression Visualizer.</em></h1>
<div id="inputCt">
<div class="re code">
<table>
<tr>
<td style="width:1em">/</td>
<td style="width:auto">
<input id="input" class="input" value="^(a|b)*?$" />
</td>
<td style="width:1em">/</td>
<td style="width:3em" id="flagBox"></td>
</tr>
</table>
</div>
<button id="visualIt">Visualize</button>
<button id="exportIt">Export Image</button>
<button id="embedIt">Embed On My Site!</button>
<label><input type="checkbox" name="flag" value="i" />IgnoreCase</label>
<label><input type="checkbox" name="flag" value="m" />Multiline</label>
<label><input type="checkbox" name="flag" value="g" />GlobalMatch</label>
</div>
<p id="errorBox" class="code">Error Message</p>
<div id="graphCt" class="code"></div>
<script type="text/javascript">
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