57 lines
3.1 KiB
Markdown
57 lines
3.1 KiB
Markdown
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---
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category: Components
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type: Data Entry
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cols: 2
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title: AutoComplete
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cover: https://gw.alipayobjects.com/zos/alicdn/qtJm4yt45/AutoComplete.svg
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---
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Autocomplete function of input field.
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## When To Use
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When there is a need for autocomplete functionality.
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## API
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```html
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<a-auto-complete v-model:value="value" :options="options" />
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```
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| Property | Description | Type | Default | Version |
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| --- | --- | --- | --- | --- |
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| allowClear | Show clear button, effective in multiple mode only. | boolean | false | |
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| autofocus | get focus when component mounted | boolean | false | |
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| backfill | backfill selected item the input when using keyboard | boolean | false | |
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| #default (for customize input element) | customize input element | HTMLInputElement / HTMLTextAreaElement | `<Input />` | |
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| options | Data source for autocomplete | [DataSourceItemType](https://github.com/vueComponent/ant-design-vue/blob/724d53b907e577cf5880c1e6742d4c3f924f8f49/components/auto-complete/index.vue#L9)\[] | | |
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| option | custom render option by slot | v-slot:option="{value, label, [disabled, key, title]}" | - | 3.0 |
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| dropdownMenuStyle | additional style applied to dropdown menu | object | | 1.5.0 |
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| defaultActiveFirstOption | Whether active first option by default | boolean | true | |
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| disabled | Whether disabled select | boolean | false | |
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| dropdownMatchSelectWidth | Determine whether the dropdown menu and the select input are the same width. Default set `min-width` same as input. Will ignore when value less than select width. `false` will disable virtual scroll | boolean \| number | true | |
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| filterOption | If true, filter options by input, if function, filter options against it. The function will receive two arguments, `inputValue` and `option`, if the function returns `true`, the option will be included in the filtered set; Otherwise, it will be excluded. | boolean or function(inputValue, option) | true | |
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| optionLabelProp | Which prop value of option will render as content of select. | string | `children` | |
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| placeholder | placeholder of input | string | - | |
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| v-model:value | selected option | string\|string\[]\|{ key: string, label: string\|vNodes }\|Array<{ key: string, label: string\|vNodes }> | - | |
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| defaultOpen | Initial open state of dropdown | boolean | - | |
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| open | Controlled open state of dropdown | boolean | - | |
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### events
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| Events Name | Description | Arguments | Version |
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| --- | --- | --- | --- | --- |
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| change | Called when select an option or input value change, or value of input is changed | function(value) | |
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| blur | Called when leaving the component. | function() | |
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| focus | Called when entering the component | function() | |
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| search | Called when searching items. | function(value) | - | |
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| select | Called when a option is selected. param is option's value and option instance. | function(value, option) | |
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| dropdownVisibleChange | Call when dropdown open | function(open) | |
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## Methods
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| Name | Description | Version |
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| ------- | ------------ | ------- |
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| blur() | remove focus | |
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| focus() | get focus | |
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