正则测试 

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="./js/prism.js"></script>
  <link rel="stylesheet" href="./css/prism.css">
  <style>
    .content {
      display: flex;
    }

    .div {
      border: solid 1px red;
      flex: 1 1 0
    }
  </style>
  <script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.0/jquery.js"></script>
  <script>
    function cli() {
      let _arguments = arguments
      for (let i = 0; i < _arguments.length; i++) {
        console.log(`我是第${i+1}个参数，值为${_arguments[i]}`);
      }

      var name = 'toastcashiern_K2mini_V2.3.1_general_20220216_RC.01.deb';
      let reg = /^.+_.+_.+_.+_.+_.+\.[0-9]+\..+/g;
      console.log(reg.test(name));
    }

    //计算版本号大小,转化大小
    function toNum(a) {
      var a = a.toString();
      var c = a.split('.');
      var num_place = ["", "0", "00", "000", "0000"],
        r = num_place.reverse();
      for (var i = 0; i < c.length; i++) {
        var len = c[i].length;
        c[i] = r[len] + c[i];
      }
      var res = c.join('');
      return res;
    }
    //检测插件版本号是否需要更新
    function checkPlugin(a, b) {
      let old_a = a;
      let old_b = b;
      var a = toNum(a);
      var b = toNum(b);
      if (a == b) {
        console.log("版本号相同！版本号为:" + old_a);
      } else if (a > b) {
        console.log("版本号" + old_a + "(" + a + ")" + "是新版本!");
      } else {
        console.log("版本号" + old_b + "(" + b + ")" + "是新版本!");
      }
    }
    var version = "1.0.4.235";
    var ocxWebVersion = "1.0.3.567";
    checkPlugin(version, ocxWebVersion);

    function swapArr(arr, index1, index2) {
      arr[index1] = arr.splice(index2, 1, arr[index1])[0];
      return arr;
    }
    let arr = [1, 2, 3, 4, 5]
    let arr2 = swapArr(arr, 0, 4)
    console.log(arr2);

    function cli2() {
      // let _html = document.getElementsByClassName('a')[0].innerHTML;
      // let _h2 = $(".a").html()
      let _txt = $('#txtTest').val();
      let reg = /^[0-9|a-z|A-Z]+\.[0-9|a-z|A-Z]+$/g
      if (reg.test(_txt)) {
        console.log(_txt);
        $("#txtResult").val(`匹配成功了：${_txt}`);
      } else {
        console.log('未匹配成功');
        $("#txtResult").val('未匹配成功');
      }
    }
  </script>
</head>

<body>
  <input type="text" name="" id="txtTest">
  结果: <input type="text" name="" id="txtResult">
  <button onclick="cli2()">获取</button>

  <br /><br /><br /><br /><br /><br /><br /><br /><br />
  <h1>下面忽略掉，其他的测试。。。。。。。。。</h1>
  <a class="a b">test</a>

  <button onclick="cli(1,2,3,4)">点击</button>
  <div class="content">
    <div class="div">我是一个div</div>
    <div class="div">我是一个很多字的div</div>
    <div class="div">我是一个很多字很多字的div</div>
    <div>
      <pre class="line-numbers"><code class="language-javascript">function add(a, b){
	return a + b;
}</code>
</pre>
    </div>

  </div>
</body>

</html>

　　

<!DOCTYPEhtml>
<htmllang="en">

<head>
  <metacharset="UTF-8">
  <metahttp-equiv="X-UA-Compatible"content="IE=edge">
  <metaname="viewport"content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <scriptsrc="./js/prism.js"></script>
  <linkrel="stylesheet"href="./css/prism.css">
  <style>
    .content {
      display:flex;
    }

    .div {
      border:solid1pxred;
      flex:110
    }
  </style>
  <scriptsrc="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.0/jquery.js"></script>
  <script>
    functioncli() {
      let_arguments = arguments
      for (leti = 0; i<_arguments.length; i++) {
        console.log(`我是第${i+1}个参数，值为${_arguments[i]}`);
      }

      varname = 'toastcashiern_K2mini_V2.3.1_general_20220216_RC.01.deb';
      letreg =/^.+_.+_.+_.+_.+_.+\.[0-9]+\..+/g;
      console.log(reg.test(name));
    }

    //计算版本号大小,转化大小
    functiontoNum(a) {
      vara = a.toString();
      varc = a.split('.');
      varnum_place = ["", "0", "00", "000", "0000"],
        r = num_place.reverse();
      for (vari = 0; i<c.length; i++) {
        varlen = c[i].length;
        c[i] = r[len] +c[i];
      }
      varres = c.join('');
      returnres;
    }
    //检测插件版本号是否需要更新
    functioncheckPlugin(a, b) {
      letold_a = a;
      letold_b = b;
      vara = toNum(a);
      varb = toNum(b);
      if (a==b) {
        console.log("版本号相同！版本号为:"+old_a);
      } elseif (a>b) {
        console.log("版本号"+old_a+"("+a+")"+"是新版本!");
      } else {
        console.log("版本号"+old_b+"("+b+")"+"是新版本!");
      }
    }
    varversion = "1.0.4.235";
    varocxWebVersion = "1.0.3.567";
    checkPlugin(version, ocxWebVersion);

    functionswapArr(arr, index1, index2) {
      arr[index1] = arr.splice(index2, 1, arr[index1])[0];
      returnarr;
    }
    letarr = [1, 2, 3, 4, 5]
    letarr2 = swapArr(arr, 0, 4)
    console.log(arr2);

    functioncli2() {
      // let _html = document.getElementsByClassName('a')[0].innerHTML;
      // let _h2 = $(".a").html()
      let_txt = $('#txtTest').val();
      letreg =/^[0-9|a-z|A-Z]+\.[0-9|a-z|A-Z]+$/g
      if (reg.test(_txt)) {
        console.log(_txt);
        $("#txtResult").val(`匹配成功了：${_txt}`);
      } else {
        console.log('未匹配成功');
        $("#txtResult").val('未匹配成功');
      }
    }
  </script>
</head>

<body>
  <inputtype="text"name=""id="txtTest">
  结果: <inputtype="text"name=""id="txtResult">
  <buttononclick="cli2()">获取</button>

  <br/><br/><br/><br/><br/><br/><br/><br/><br/>
  <h1>下面忽略掉，其他的测试。。。。。。。。。</h1>
  <aclass="a b">test</a>

  <buttononclick="cli(1,2,3,4)">点击</button>
  <divclass="content">
    <divclass="div">我是一个div</div>
    <divclass="div">我是一个很多字的div</div>
    <divclass="div">我是一个很多字很多字的div</div>
    <div>
      <preclass="line-numbers"><codeclass="language-javascript">function add(a, b){
  return a + b;
}</code>
</pre>
    </div>

  </div>
</body>

</html>

posted on 2022-04-02 18:07  水行者  阅读(54)  评论(0)    收藏  举报

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