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Diffstat (limited to 'doc/manual/procs.txt')
| -rw-r--r-- | doc/manual/procs.txt | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/doc/manual/procs.txt b/doc/manual/procs.txt index fb2c7a108..38e343686 100644 --- a/doc/manual/procs.txt +++ b/doc/manual/procs.txt @@ -25,15 +25,16 @@ A parameter may be declared with a default value which is used if the caller does not provide a value for the argument. .. code-block:: nim - # b is optional, 47 is its default value - proc foo(a, b: int = 47): int + # b is optional with 47 as its default value + proc foo(a: int, b: int = 47): int Parameters can be declared mutable and so allow the proc to modify those arguments, by using the type modifier `var`. .. code-block:: nim # "returning" a value to the caller through the 2nd argument - proc foo(inp: int, outp: var int): void = + # Notice that the function uses no actual return value at all (ie void) + proc foo(inp: int, outp: var int) = outp = inp + 47 If the proc declaration has no body, it is a `forward`:idx: declaration. If the |