Optional parameters

See also std.array.

Just like in Python.

(1) optional parameters

#!/usr/bin/env rdmd

import std.stdio;
import std.array; // replicate()

void line(const int n, const string s = "-")
{
writeln(s.replicate(n));
}

void main()
{
line(10);
line(5, "=");
}

Output:

----------
=====

See also DLang.20250620g.

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Page last modified on 2025 June 27, 12:29