ForNext
Only Do What Only You Can Do
144. library
Hyperpolyglot Interpreted Languages: Tcl, Lua, JavaScript, Io より (2012.05.08)
JavaScript
$ cat foo.js function add(x,y) { return x+y; }
Lua
$ cat foo.lua function add(x, y) return x+y end
Io
$ cat Foo.io Foo := Object clone Foo add := method(x, y, x + y)