layui.use(['jquery', 'layer', 'helper'], function () { var $ = layui.jquery; var layer = layui.layer; var helper = layui.helper; var $account = $('#cv-account'); var $emit = $('#cv-emit-btn'); $emit.on('click', function () { var url = '/verify/captcha?type=all&account=' + $account.val(); layer.open({ type: 2, title: '验证码', area: ['500px', '250px'], content: [url, 'no'], }); }); $account.on('keyup', function () { var account = $(this).val(); var accountOk = helper.isPhone(account) || helper.isEmail(account); if (accountOk) { $emit.removeClass('layui-btn-disabled').removeAttr('disabled'); } else { $emit.addClass('layui-btn-disabled').attr('disabled', 'disabled'); } }); });