Select

A dropdown menu for displaying choices.

Import

Source

components/select

Docs

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When To Use#

A dropdown menu for displaying choices - an elegant alternative to the native <select> element.
Utilizing Radio is recommended when there are fewer total options (less than 5).
You probably need AutoComplete if you're looking for an input box that can be typed or selected.

Examples

Lucy

Basic Usage

Basic Usage.

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a10

c12

multiple selection

Multiple selection, selecting from existing items, max 3 option will display at the same time by nzMaxTagCount.

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Tag Mode

Tags

Select with tags, transform input to tag (scroll the menu)

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Zhejiang

Hangzhou

coordinate

Coordinating the selection of provinces and cities is a common use case and demonstrates how selection can be coordinated.

Using the Cascader component is strongly recommended instead as it is more flexible and capable.

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The selected option's age is 22

Jack

Get option object of selected item

The value of ngModel comes from the nzValue of nz-option, when the nzValue of nz-option is an object, the ngModel will be an object too, the usage of compareWith is the same as SelectControlValueAccessor.

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Select users

Search and Select Users

A complete multiple select sample with remote search, debounce fetch, ajax callback order flow, and loading state.

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Inserted are removed

Hide Already Selected

Hide already selected options in the dropdown via nzHide.

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Select users

Load Data on Scroll

Load data on scroll.

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a10

c12

Large amounts of data

With the help of virtual scroll, select component can deal with Large amounts of data.

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Select OS

Custom Top Render

Custom the content of nz-select via nzCustomTemplate.

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Status

Add status to Select with nzStatus, which could be error or warning.

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a10

c12

2 / 3

Max Count

You can set the nzMaxMultipleCount prop to control the max number of items can be selected. When the limit is exceeded, the options will become disabled.

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Select a person

Select with search field

Search the options while expanded.

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LargeDefaultSmall

a10

c12

a10

c12

tag

Sizes

The height of the input field for the select defaults to 32px. If nzSize is set to large, the height will be 40px, and if set to small, 24px.

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Lucy

Option Group

Using nz-option-group to group the options.

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automatic tokenization

Automatic tokenization

Try to copy Lucy,Jack to the input. Only available in tags and multiple mode.

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Select OS

Custom Option Template

Custom the content of nz-option via nzCustomContent.

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Default 01

Default 02

Default Value

Display a default value that not in the option list with nzHide in nz-option

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Lucy

Variants

Variants of Select, there are four variants: outlinedfilledborderless and underlined.

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Lucy

Input Options

Pass all options via nzOptions

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topLefttopRightbottomLeftbottomRight

HangZhou #310000

Placement

You can manually specify the position of the popup via placement.

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API#

<nz-select>
  <nz-option nzValue="lucy" nzLabel="Lucy"></nz-option>
</nz-select>

nz-selectcomponent#

Property	Description	Type	Default	Global Config
`[nzId]`	input id attribute inside the component	`string`	-
`[ngModel]`	Current selected nz-option value, double binding.	`any \| any[]`	-
`[compareWith]`	Same as SelectControlValueAccessor	`(o1: any, o2: any) => boolean`	`(o1: any, o2: any) => o1===o2`
`[nzAutoClearSearchValue]`	Whether the current search will be cleared on selecting an item. Only applies when `mode` is set to `multiple` or `tags`.	`boolean`	`true`
`[nzAllowClear]`	Show clear button.	`boolean`	`false`
`[nzBackdrop]`	whether or not the overlay should attach a backdrop	`boolean`	`false`
~~`[nzBorderless]`~~	~~whether has borderless style~~	~~`boolean`~~	~~`false`~~	✅
`[nzVariant]`	Variants of Select	`'outlined' \| 'borderless' \| 'filled' \| 'underlined'`	`'outlined'`	✅
`[nzOpen]`	dropdown expand state, double binding	`boolean`	`false`
`[nzAutoFocus]`	Get focus by default	`boolean`	`false`
`[nzDisabled]`	Whether disabled select	`boolean`	`false`
`[nzDropdownClassName]`	className of dropdown menu	`string \| string[]`	-
`[nzDropdownMatchSelectWidth]`	Whether dropdown's width is same width than select.	`boolean`	`true`
`[nzDropdownStyle]`	style of dropdown menu	`object`	-
`[nzCustomTemplate]`	The custom template of select	`TemplateRef<{ $implicit: NzOptionComponent }>`	-
`[nzServerSearch]`	nz-option will not be filtered when set to true	`boolean`	`false`
`[nzFilterOption]`	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.	`(input?: string, option?: NzOptionComponent) => boolean;`	-
`[nzMaxMultipleCount]`	Max selected option can be selected	`number`	`Infinity`
`[nzMode]`	Set mode of Select	`'multiple' \| 'tags' \| 'default'`	`'default'`
`[nzNotFoundContent]`	Specify content to show when no result matches..	`string \| TemplateRef<void>`	`'Not Found'`
`[nzPlaceHolder]`	Placeholder of select	`string`	-
`[nzShowArrow]`	Whether to show the drop-down arrow	`boolean`	`true`(for single select), `false`(for multiple select)
`[nzShowSearch]`	Whether show search input in single mode.	`boolean`	`false`
`[nzSize]`	Size of Select input	`'large' \| 'small' \| 'default'`	`'default'`
`[nzStatus]`	Set validation status	`'error' \| 'warning'`	-
`[nzSuffixIcon]`	The custom suffix icon	`TemplateRef<any> \| string`	-	✅
`[nzRemoveIcon]`	The custom remove icon	`TemplateRef<any>`	-
`[nzClearIcon]`	The custom clear icon	`TemplateRef<any>`	-
`[nzMenuItemSelectedIcon]`	The custom menuItemSelected icon	`TemplateRef<any>`	-
`[nzTokenSeparators]`	Separator used to tokenize on tag/multiple mode	`string[]`	`[]`
`[nzLoading]`	indicate loading state	`boolean`	false
`[nzMaxTagCount]`	Max tag count to show	`number`	-
`[nzOptions]`	use nzOptions or `nz-option` to pass options to the select	`Array<{ label: string \| number \| TemplateRef<any>; value: any; key?: string \| number; disabled?: boolean; hide?: boolean; groupLabel?: string \| TemplateRef<any>;}>`	-
`[nzMaxTagPlaceholder]`	Placeholder for not showing tags	`TemplateRef<{ $implicit: any[] }>`	-
`[nzOptionHeightPx]`	Each option height inside the dropdown	`number`	`32`	✅
`[nzOptionOverflowSize]`	Max option size inside the dropdown, overflow when exceed the size	`number`	`8`
`[nzSelectOnTab]`	Allows to select an item with TAB key	`boolean`	`false`
`(ngModelChange)`	Current selected nz-option value change callback.	`EventEmitter<any[]>`	-
`(nzOpenChange)`	dropdown expand change callback	`EventEmitter<boolean>`	`false`
`(nzScrollToBottom)`	Called when dropdown scrolls to bottom	`EventEmitter<any>`	-
`(nzOnSearch)`	Callback function that is fired when input changed.	`EventEmitter<string>`	-
`(nzOnClear)`	Callback function that clear the selected items	`EventEmitter<any>`	-
`(nzFocus)`	focus callback	`EventEmitter<any>`	-
`(nzBlur)`	blur callback	`EventEmitter<any>`	-

nz-optioncomponent#

Property	Description	Type	Default
`[nzDisabled]`	Disable this option	`boolean`	`false`
`[nzTitle]`	Native title hint on this option	`string \| number`	-
`[nzLabel]`	The text show in nz-select and dropdown menu	`string \| number`	-
`[nzValue]`	The value passed to ngModel of nz-select	`any`	-
`[nzKey]`	Should be passed when typeof nzValue - Object. Key will be used for performance optimizations	`string \| number`	-
`[nzHide]`	Whether hide the option in the option list	`boolean`	`false`
`[nzCustomContent]`	Whether custom nz-option content in dropdown menu, the ng-content in nz-option will replace nzLabel when it was set to true	`boolean`	`false`

nz-option-groupcomponent#

Property	Description	Type	Default
`[nzLabel]`	Group label	`string \| number \| TemplateRef<void>`	-

Methods#

nz-selectcomponent#

Name	Description
`blur()`	Remove focus
`focus()`	Get focus