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# Interface: DateTimeFormatOptions

[internal](../modules/internal.md).DateTimeFormatOptions

## Properties

### calendar

• `Optional` **calendar**: `string`

#### Defined in

node_modules/typescript/lib/lib.es2020.intl.d.ts:237

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### dateStyle

• `Optional` **dateStyle**: ``"long"`` \| ``"short"`` \| ``"full"`` \| ``"medium"``

#### Defined in

node_modules/typescript/lib/lib.es2020.intl.d.ts:241

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### day

• `Optional` **day**: ``"numeric"`` \| ``"2-digit"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4418

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### dayPeriod

• `Optional` **dayPeriod**: ``"long"`` \| ``"short"`` \| ``"narrow"``

#### Defined in

node_modules/typescript/lib/lib.es2020.intl.d.ts:238

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### era

• `Optional` **era**: ``"long"`` \| ``"short"`` \| ``"narrow"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4415

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### formatMatcher

• `Optional` **formatMatcher**: ``"best fit"`` \| ``"basic"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4423

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### hour

• `Optional` **hour**: ``"numeric"`` \| ``"2-digit"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4419

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### hour12

• `Optional` **hour12**: `boolean`

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4424

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### hourCycle

• `Optional` **hourCycle**: ``"h11"`` \| ``"h12"`` \| ``"h23"`` \| ``"h24"``

#### Defined in

node_modules/typescript/lib/lib.es2020.intl.d.ts:243

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### localeMatcher

• `Optional` **localeMatcher**: ``"best fit"`` \| ``"lookup"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4413

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### minute

• `Optional` **minute**: ``"numeric"`` \| ``"2-digit"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4420

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### month

• `Optional` **month**: ``"long"`` \| ``"short"`` \| ``"narrow"`` \| ``"numeric"`` \| ``"2-digit"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4417

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### numberingSystem

• `Optional` **numberingSystem**: `string`

#### Defined in

node_modules/typescript/lib/lib.es2020.intl.d.ts:239

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### second

• `Optional` **second**: ``"numeric"`` \| ``"2-digit"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4421

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### timeStyle

• `Optional` **timeStyle**: ``"long"`` \| ``"short"`` \| ``"full"`` \| ``"medium"``

#### Defined in

node_modules/typescript/lib/lib.es2020.intl.d.ts:242

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### timeZone

• `Optional` **timeZone**: `string`

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4425

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### timeZoneName

• `Optional` **timeZoneName**: ``"long"`` \| ``"short"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4422

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### weekday

• `Optional` **weekday**: ``"long"`` \| ``"short"`` \| ``"narrow"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4414

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### year

• `Optional` **year**: ``"numeric"`` \| ``"2-digit"``

#### Defined in

node_modules/typescript/lib/lib.es5.d.ts:4416