Implementation
Rust

Be concise.

Be useful.

All contributions dictatorially edited by webmasters to match personal tastes.

Please do not paste any copyright violating resource.

Please try to avoid dependencies to third-party libraries and frameworks.

Other implementations
import std.range;
import std.algorithm.iteration;
import std.stdio;
chain(items1, items2).each!writeln;
[items1, items2].each{|ar| ar.each{|item| p item }}
for _, v := range items1 {
	fmt.Println(v)
}
for _, v := range items2 {
	fmt.Println(v)
}
(map (lambda (x)
       (display x)
       (newline))
     (append items1 items2))
mapM_ print $ items1 ++ items2
for x in items1 + items2:
    print(x)
for i := 0 to items1.Count-1 do writeln(items1[i]);
for i := 0 to items2.Count-1 do writeln(items2[i]);
items1.chain(items2).each{|item| puts item}