原生js使用正则验证表单效果-html代码-BFW代码库

代码语言：html
代码描述：原生js使用正则验证表单效果
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 lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>js表单正则表达式验证</title>
    <style>
        body {
            margin: 0;
            padding: 0;
            font-size: 16px
        }

        form {
            margin: 0 auto;
            width: 305px;
            transition: all 1s ease-out 0s
        }

        input {
            font-size: 16px;
            height: 25px;
            width: 280px;
            margin-top: 20px;
            color: #333;
            outline: none;
            border-radius: 5px;
            border: 1px solid #ccc
        }

        input:focus {
            border: 1px solid #09f
        }

        p {
            display: inline-block;
            font-size: 12px;
            color: #ccc;
            margin: 0;
            margin-right: 6px
        }

        span {
            display: none;
            width: 42px;
            font-size: 12px;
            margin-left: 2px;
            color: #ccc;
            background: #ccc;
            text-align: center
        }

        span.ruo {
            background: red;
            color: #fff;
            opacity: .5
        }

        span.zo {
            background: #ffe000;
            opacity: 1;
            color: #fff
        }

        span.qiang {
            background: #039203;
            color: #fff
        }

        img {
            height: 20px;
            position: relative;
            top: 3px
        }

        .f {
            border: 1px solid #fa290d
        }

        .r {
            border: 1px solid #04f014
        }

        .btn1 {
            width: 120px;
            height: 37px;
            cursor: pointer;
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            line-height: 37px;
            text-align: center;
            background: linear-gradient(rgb(105,184,86) 0%,rgb(66,164,43) 100%);
            border-radius: 3px;
            border: 1px solid #42a42b;
            position: absolute;
            left: 50%;
            margin-left: -60px;
            margin-top: 25px;
            outline: none;
            opacity: .5;
            transition: all 1s linear 0s;
            transform-origin: right center
        }

        .btn1:hover:after {
            content: '»'
        }

        .btn1:hover {
            opacity: 1
        }

        #btn {
            position: absolute;
            left: 55%;
            top: 355px;
            cursor: pointer;
            border-radius: 5px;
            height: 28px;
            width: 82px;
            text-align: center;
            line-height: 25px;
            border: 1px solid #42a42b;
            color: #69b856;
            background: #fff;
            outline: none
        }

        #yzm {
            width: 180px
        }

        .load {
            border: 5px dotted #fff;
            border-radius: 50%;
            border-top: 5px dotted #a3f78e;
            border-left: 5px dotted #b1ff9e;
            width: 40px;
            height: 40px;
            position: absolute;
            left: 50%;
            top: 50%;
            margin-left: -20px;
            display: none;
            animation: l 1s ease-out 0s infinite;
            z-index: 99
        }

@keyframes l {
            0% {
                transform: rotate(0deg)
            }

            100% {
                transform: rotate(360deg)
            }}

        .verify {
            width: 280px;
            height: 30px;
            margin-top: 10px
        }

        #verify_box {
            width: 280px;
            height: 30px;
            text-align: center;
            line-height: 30px;
            font-size: 14px;
            color: #fff;
            background-color: #d4d4d4
        }

        #verify_xbox {
            height: 30px;
            text-align: center;
            line-height: 30px;
            font-size: 14px;
            color: #fff;
            position: absolute;
            background: #7bbb55
        }

        #btn2 {
            cursor: pointer;
            width: 54px;
            height: 28px;
            background-color: #fff;
            border: solid 1px #d4d4d4;
            float: right
        }

        .img {
            height: 12px;
            top: 0
        }

        h6 {
            margin: 0;
            color: #ccc;
            font-size: 12px
        }

        #mask {
            text-align: center;
            font-size: 30px;
            color: #fff;
            position: absolute;
            top: 0;
            right: 0;
            left: 0;
            bottom: 0;
            background: #53bb39;
            opacity: .8;
            z-index: 99;
            transform: scale(0);
            transition: all 1s ease-out 2s
        }
    </style>
</head>
<body>
    <form action="" autocomplete="off">
        <input type="text" name="" id="na" placeholder="昵称"><img src="" alt=""><br>
        <p>
            3~6个中文字符或数字或字母组合
        </p>
        <br>
        <input type="password" name="" id="pawd" placeholder="密码"><img src="" alt=""><br>
        <p>
            6~16个字符，区分大小写
        </p>
        <span id="ruo">弱</span><span id="zo">中</span><span id="qiang">强</span><br>
        <input type="password" name="" id="pwd" placeholder="确认密码"><img src="" alt=""><br>
        <p>
            请再次填写密码
        </p>
        <div class="verify">
            <div id="verify_box">
                <div id="verify_xbox">
                    <div id="btn2">
                        <img class="img" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAALCAYAAACgR9dcAAAAxElEQVQoU32RqxKAIBBFr8lmsmmy0Ug2m3+tSZMUbTSbzeQPrHOZgfGFFMLZs89knmcpyxJ5nuP5lmVBjDE26bpO1nVFXdfQWt/8vu8RY04WEfFBRVGgbVukaRqS/DEnM9JaC2OME5ngOkaMBZkJjuPAOI7Ytu01xhe7yb5XJmA1pRSaprnt4cpeMjfM9rMsc9WrqgrykwV533cMwwD+FDi3fzHmZN/KV7U/Fu78rMaq/kxfzN15mibhWa6z+XY5e4wx5gQpdKLDV2HKzwAAAABJRU5ErkJggg==" />
                    </div>
                </div>
                &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;按住滑块，拖动到最右边
            </div>
        </div>
        <h6>请滑动上方滑块验证</h6>
        <input type="text" name="" id="phone" placeholder="手机号"><img src="" alt=""><br>
        <p>
            请填写正确的手机号码
        </p>
        <br>
        <input type="text" name="" id="yzm" placeholder="请输入短信验证码" maxlength="6"><br>
        <p>
            请填写手机验证码，不区分大小写
        </p>
        <button id="btn">获取验证码</button>
    </form>
    <div class="btn1">
        立即注册
    </div>
    <div id="mask">
        注册成功
    </div>
    <div class="load"></div>
    <script type="text/javascript">
        var box = document.getElementById('verify_box'); var xbox = document.getElementById('verify_xbox'); var element = document.getElementById('btn2'); var d = document.querySelector('.verify'); var b = box.offsetWidth; var o = element.offsetWidth; element.ondragstart = function() {
            return false;
        }; element.onselectstart = function() {
            return false;
        }; element.onmousedown = function(e) {
            var disX = e.clientX-element.offsetLeft; document.onmousemove = function(e) {
                var l = e.clientX-disX+o; if (l < o) {
                    l = o
                }
                if (l > b) {
                    l = b
                }
                xbox.style.width = l+'px';
            }; document.onmouseup = function(e) {
                var l = e.clientX-disX+o; if (l < b) {
                    l = o; d.nextElementSibling.innerText = "验证失败"; d.nextElementSibling.style.color = "#f00"; d.style.border = '1px solid #f00'
                } else {
                    l = b; xbox.innerHTML = '<div id="btn2"><img style="margin-top:2px" class="img" src="http://repo.bfw.wiki/bfwrepo/icon/5d834c0bc45e9.png?x-oss-process=image/auto-orient,1/resize,m_fill,w_50,h_50,/quality,q_90" /></div>'; d.nextElementSibling.innerText = "验证通过"; d.style.border = 'none'; d.nextElementSibling.style.color = "#090";
                }
  .........完整代码请登录后点击上方下载按钮下载查看