delphirtl/docs/md/functions/ExistsEnvironmentVariable.md

RTL functions from Delphi

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[delphirtl](../globals.md) / ExistsEnvironmentVariable

# Function: ExistsEnvironmentVariable()

> **ExistsEnvironmentVariable**(`Name`): `boolean`

Checks if an environment variable exists

## Parameters

• **Name**: `string`

## Returns

`boolean`

## Defined in

[src/sysutils.ts:409](https://github.com/chuacw/delphirtl/blob/b2d86277a5251f0037cf01044224c3e29dc4c6be/src/sysutils.ts#L409)