ForNext
Only Do What Only You Can Do
013. variable
VBScript
JScript
Perl
PHP
Python
Ruby
PowerShell
Scala
var a = 3 a = 4 a + 7
F#
OCaml
let a = ref 3;; a := 4;; !a + 7;;
Haskell
a <- return 3
var a = 3 a = 4 a + 7
let a = ref 3;; a := 4;; !a + 7;;
a <- return 3