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ReadEnvironmentVariable_OrNil


Header: STD.h
Namespace: fil
Module: FoundationLite

Reads environment variable by given name.

Syntax

void fil::ReadEnvironmentVariable_OrNil
(
	const ftl::String& inVariableName,
	ftl::Optional<ftl::String>& outValue
)

Parameters

Name Type Default Description
Input value
 inVariableName const String& Variable name to be read
Output value
 outValue Optional<String>& Variable value or nil

Optional Outputs

The computation of following outputs can be switched off by passing value ftl::NIL to these parameters: outValue.

Read more about Optional Outputs.