vant/src/password-input

PasswordInput

Intro

The passwordinput component is usually used with NumberKeyboard Component.

Install

Register component globally via app.use, refer to Component Registration for more registration ways.

import { createApp } from 'vue';
import { PasswordInput, NumberKeyboard } from 'vant';

const app = createApp();
app.use(PasswordInput);
app.use(NumberKeyboard);

Usage

Basic Usage

<van-password-input
  :value="value"
  :focused="showKeyboard"
  @focus="showKeyboard = true"
/>
<van-number-keyboard
  v-model="value"
  :show="showKeyboard"
  @blur="showKeyboard = false"
/>

import { ref } from 'vue';

export default {
  setup() {
    const value = ref('123');
    const showKeyboard = ref(true);

    return {
      value,
      showKeyboard,
    };
  },
};

Custom Length

<van-password-input
  :value="value"
  :gutter="15"
  :focused="showKeyboard"
  @focus="showKeyboard = true"
/>

Add Gutter

<van-password-input
  :value="value"
  :gutter="10"
  :focused="showKeyboard"
  @focus="showKeyboard = true"
/>

Without Mask

<van-password-input
  :value="value"
  :mask="false"
  :focused="showKeyboard"
  @focus="showKeyboard = true"
/>

Hint Error

Use info to set info message, use error-info prop to set error message.

<van-password-input
  :value="value"
  info="Some tips"
  :error-info="errorInfo"
  :focused="showKeyboard"
  @focus="showKeyboard = true"
/>
<van-number-keyboard
  v-model="value"
  :show="showKeyboard"
  @blur="showKeyboard = false"
/>

import { ref, watch } from 'vue';

export default {
  setup() {
    const value = ref('123');
    const errorInfo = ref('');
    const showKeyboard = ref(true);

    watch(value, (newVal) => {
      if (newVal.length === 6 && newVal !== '123456') {
        errorInfo.value = 'Password Mistake';
      } else {
        errorInfo.value = '';
      }
    });

    return {
      value,
      errorInfo,
      showKeyboard,
    };
  },
};

API

Props

Attribute	Description	Type	Default
value	Password value	string	''
info	Bottom info	string	-
error-info	Bottom error info	string	-
length	Maxlength of password	number | string	6
gutter	Gutter of input	number | string	0
mask	Whether to mask value	boolean	true
focused	Whether to show focused cursor	boolean	false

Events

Event	Description	Arguments
focus	Emitted when input is focused	-

CSS Variables

The component provides the following CSS variables, which can be used to customize styles. Please refer to ConfigProvider component.

Name	Default Value	Description
--van-password-input-height	50px	-
--van-password-input-margin	0 var(--van-padding-md)	-
--van-password-input-font-size	20px	-
--van-password-input-border-radius	6px	-
--van-password-input-background-color	var(--van-white)	-
--van-password-input-info-color	var(--van-gray-6)	-
--van-password-input-info-font-size	var(--van-font-size-md)	-
--van-password-input-error-info-color	var(--van-danger-color)	-
--van-password-input-dot-size	10px	-
--van-password-input-dot-color	var(--van-black)	-
--van-password-input-cursor-color	var(--van-text-color)	-
--van-password-input-cursor-width	1px	-
--van-password-input-cursor-height	40%	-
--van-password-input-cursor-animation-duration	1s	-