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url: /api/renderers/web-components/src/functions/resolveFirstDay.md
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[pantoken-root](../../../../index.md) / [renderers/web-components/src](../index.md) / resolveFirstDay

# Function: resolveFirstDay()

> **resolveFirstDay**(`locale`): `number`

Alpha

First day of week as a JS `Date.getDay()` index (0=Sunday … 6=Saturday).

## Parameters

### locale

`string`

## Returns

`number`