vant/src/field

Field

Install

import Vue from 'vue';
import { Field } from 'vant';

Vue.use(Field);

Usage

Basic Usage

The value of field is bound with v-model.

<van-cell-group>
  <van-field v-model="value" placeholder="Text" />
</van-cell-group>

export default {
  data() {
    return {
      value: ''
    };
  }
}

Custom Type

Use type prop to custom different type fields.

<van-field v-model="text" label="Text" />
<van-field v-model="tel" type="tel" label="Phone" />
<van-field v-model="digit" type="digit" label="Digit" />
<van-field v-model="number" type="number" label="Number" />
<van-field v-model="password" type="password" label="Password" />

export default {
  data() {
    return {
      tel: '',
      text: '',
      digit: '',
      number: '',
      password: ''
    };
  }
}

Disabled

<van-cell-group>
  <van-field label="Text" value="Input Readonly" readonly />
  <van-field label="Text" value="Input Disabled" disabled />
</van-cell-group>

Show Icon

<van-cell-group>
  <van-field
    v-model="value1"
    label="Text"
    left-icon="smile-o"
    right-icon="warning-o"
    placeholder="Show Icon"
  />
  <van-field
    v-model="value2"
    clearable
    label="Text"
    left-icon="music-o"
    placeholder="Show Clear Icon"
  />
</van-cell-group>

export default {
  data() {
    return {
      value1: '',
      value2: '123'
    };
  }
};

Error Info

Use error or error-message to show error info

<van-cell-group>
  <van-field
    v-model="username"
    error
    required
    label="Username"
    placeholder="Username"
  />
  <van-field
    v-model="phone"
    required
    label="Phone"
    placeholder="Phone"
    error-message="Invalid phone"
  />
</van-cell-group>

Insert Button

Use button slot to insert button

<van-field
  v-model="sms"
  center
  clearable
  label="SMS"
  placeholder="SMS"
>
  <van-button slot="button" size="small" type="primary">Send SMS</van-button>
</van-field>

Format Value

Use formatter prop to format the input value

<van-field
  v-model="value"
  label="Text"
  :formatter="formatter"
  placeholder="Format Value"
/>

export default {
  data() {
    return {
      value: ''
    };
  },
  methods: {
    formatter(value) {
      return value.replace(/\d/g, '');
    }
  }
}

Auto Resize

Textarea Field can be auto resize when has autosize prop

<van-field
  v-model="message"
  label="Message"
  type="textarea"
  placeholder="Message"
  rows="1"
  autosize
/>

Show Word Limit

<van-field
  v-model="message"
  rows="2"
  autosize
  label="Message"
  type="textarea"
  maxlength="50"
  placeholder="Message"
  show-word-limit
/>

Input Align

Use input-align prop to align the input value

<van-field
  v-model="value"
  :label="Text"
  :placeholder="Input Align Right"
  input-align="right"
/>

API

Props

Attribute	Description	Type	Default
value	Field value	string | number	-
label	Field label	string	-
type	Input type, can be set to tel digit number textarea password	string	text
size	Size，can be set to large	string	-
maxlength	Max length of value	string | number	-
placeholder	Placeholder	string	-
border	Whether to show inner border	boolean	true
disabled	Whether to disable field	boolean	false
readonly	Whether to be readonly	boolean	false
required	Whether to show required mark	boolean	false
clearable	Whether to be clearable	boolean	false
clickable	Whether to show click feedback when clicked	boolean	false
is-link	Whether to show link icon	boolean	false
autofocus	Whether to auto focus, unsupported in iOS	boolean	false
show-word-limit v2.2.8	Whether to show word limit, need to set the maxlength prop	boolean	false
error	Whether to show error info	boolean	false
formatter v2.4.2	Input value formatter	Function	-
arrow-direction v2.0.4	Can be set to left up down	string	-
error-message	Error message	string	''
label-class	Label className	any	-
label-width	Label width	string | number	90px
label-align	Label text align, can be set to center right	string	left
input-align	Input text align, can be set to center right	string	left
error-message-align	Error message text align, can be set to center right	string	left
autosize	Textarea auto resize，can accpet an object, e.g. { maxHeight: 100, minHeight: 50 }	boolean | object	false
left-icon	Left side icon name	string	-
right-icon	Right side icon name	string	-

Events

Field support all native events of input tag

Event	Description	Parameters
input	Triggered when input value changed	value: current value
focus	Triggered when input gets focus	event: Event
blur	Triggered when input loses focus	event: Event
clear	Triggered when click clear icon	event: Event
click	Triggered when click Field	event: Event
click-left-icon	Triggered when click the left icon of Field	event: Event
click-right-icon	Triggered when click the right icon of Field	event: Event

Methods

Use ref to get Field instance and call instance methods

Name	Description	Attribute	Return value
focus	Trigger input focus	-	-
blur	Trigger input blur	-	-

Slots

Name	Description
label	Custom label
input	Custom input
left-icon	Custom left icon
right-icon	Custom right icon
button	Insert button