====== RETURN ======
===== return_statement =====
<code vhdl>[ label ] return [ expression ] ;</code>

===== Parents =====
  * function_statement_part
  * procedure_statement_part

===== Further definitions =====
==== label ====
  * [[.:bnf#identifier]]

==== expression ====
  * [[.:bnf#relation]] { and relation }
  * relation { or relation }
  * relation { xor relation }
  * relation [ nand relation ]
  * relation [ nor relation ]
  * relation { xnor relation }

===== Comment =====
A function body must contain a **RETURN** -statement.

===== Examples =====
No value is returned.
<code vhdl>RETURN ;</code>

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The return value is that of //value// .
<code vhdl>RETURN value ;</code>

----

The return value is the result of the function //my_function// .
<code vhdl>RETURN my_function( data, 5 pF ) ;</code>

----

The return value is the sum //a + b + 5 ns// .
<code vhdl>RETURN a + b + 5 ns ;</code>

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The return value is a chained string.
<code vhdl>RETURN "author name : " & name ;</code>