===== Function (Statement) =====

==== Format ====
**function** function_name ( [[functionvariablelist|function_variable_list]] )\\
(tab)[[programsyntax|statement(s)]]\\
**end function**

==== Description ====
Create a function that will receive zero or more values, process those values and return either a value.  Strings, integers, and floating point numbers may be returned by a function and are returned by executing a [[Return|Return]] statement with a value ovby assigning the name of the function a value and allowing the //End Function// statement to be executed.  All variables used within the function will be local to the function and will not change the values in the calling code.

Function variables may a list of zero or more, comma separated, variables.  Arrays and variables may be passed by reference using the [[Ref|Ref]] definition.

Functions can be defined anywhere in your program, and can not be defined within another function, [[Subroutine|Subroutine]] or control block ([[if|If/Then]], [[do|Do/Until]], ...)

==== Example ====

<code>
print double("Hello")
print double(9)
print triple(3)
end

function double(a)
   double = a + a
end function

function triple(b)
   return b * 3
end function
</code>
will display\\
<code>
HelloHello
18
9
</code>
==== See Also ====
{{page>en:start#Program Control&noheader}}

==== History ==== 
|0.9.9.1|New To Version|
|1.99.99.|Removed variable/function type|