Keyword Function

Declares the beginning of a function.

Syntax

Function Identifier: ReturnType ( Parameters )
Statements...
End [ Function ]

The Function keyword begins the declaration of a function.

Please see the Functions section of the monkey language reference for more information on functions.

The Main function, required by all monkey programs.

Function Main ()
Print "Hello"
End

The closing keyword End may be replaced with End Function if preferred:

Function Main ()
Print "Hello"
End Function

The Main function in Strict mode; requires Int return type and Return statement.

Strict

Function Main:Int ()
Print "Hello"
Return 0
End

A function that returns the result of adding two floating-point values.

Function AddFloats:Float (value1:Float, value2:Float)
Return value1 + value2
End

Print AddFloats (1, 2)

For functions that don't return a value in Strict mode, the Void return type must be specified in the function declaration.

Strict

Function PrintMessage:Void (message:String)
Print message
End