ref: ed37a0edd2a9c2f992d1f50c38203de7457e2a62
dir: /test/strjoin.myr/
use std const main = { const strings = [ "x", "y", "z", "w" ] std.put("{}\n", std.strcat("foo;", "bar")) std.put("{}\n", std.strjoin(strings[:], "")) std.put("{}\n", std.strjoin(strings[:], ":")) }