<input autocomplete="off" class="mobilephone-wrap__text-input error" data-bind="value: phone, valueUpdate: 'afterkeydown', event:{blur:checkPhone,focus:onPhoneFocus}, validateValue: phone, css:{error:typeof phoneStatus() === 'string'}, hasFocus:phoneFocus" id="phone" maxlength="11" placeholder="手机号码" tabindex="5" type="text"/>