4-12 点击验证码不更新

来源：4-12 引入kaptcha实现验证码

慕姐3071627

2020-03-18

图片描述
function changeVerifyCode(img) {
img.src = “…/Kaptcha?” + Math.floor(Math.random() * 100);
}

<!-- 验证码 ka -->
                <li>
                    <div class="item-content">
                        <div class="item-inner">
                            <div class="item-title label">验证码</div>
                            <input type="text" id="j_captcha" placeholder="验证码">
                            <div class="item-input">
                                <img id="captcha_img" alt="点击更换" title="点击更换"
                                     onclick="changeVerifyCode(this)" src="../Kaptcha" />
                            </div>
                        </div>
                    </div>
                </li>

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