====== Literals ======
===== Definitions =====
==== literal ====
  * [[.:bnf#numeric_literal]]
  * [[.:Scalar types|enumeration_literal]]
  * [[.:string_literals|string_literal]]
  * [[.:bit_string_literals|bit_string_literal]]
  * **null**

==== numeric_literal ====
  * [[.:abstract_literals|abstract_literal]]
  * [[.:bnf#physical_literal]]

===== Examples =====
A literal of the type //universal_real// (abstract type).
<code vhdl>3.14159_26536</code>

----

A literal of the type //universal_integer// (abstract type).
<code vhdl>5280</code>

----

A literal of a physical type
<code vhdl>10.7 ns</code>

----

A literal of the type //bit_string// .
<code vhdl>O"4777"</code>

----

A literal of the type //string// .
<code vhdl>"54LS281"</code>

----

A //String// -literal which represents an empty array.
<code vhdl>""</code>