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--- en:function [2016/08/13 09:06]
admin
+++ en:function [2020/02/28 10:46]
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-===== 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
-</code>
-==== See Also ====
-{{page>en:start#Program Control&noheader}}
-==== History ====
-|0.9.9.1|New To Version|
-|1.99.99.|Removed variable/function type|

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