examples/function_overload.av

## examples/function_overload.av
## require aviatorscript >= 5.2

fn join(s1) {
  "#{s1}"
}
fn join(s1, s2) {
  "#{s1}#{s2}"
}

fn join(s1, s2, s3) {
  "#{s1}#{s2}#{s3}"
}

p(join("hello"));
p(join("hello", " world"));
p(join("hello", " world", ", aviator"));

## redefined join(s)
fn join(s1) {
  nil
}

p(join("hello"));
p(join("hello", " world"));
p(join("hello", " world", ", aviator"));j