Why haxe is a better php (2) - autoboxing, enumerations, macros

autoboxing.hx

//support for autoboxing
// https://wiki.php.net/rfc/autoboxing

class Main {

 public static function main() {
   
   var hash = new Hash<Dynamic>();   
   
   hash.set("key1","value1");
   hash.set("key2","value2");
   hash.set("key3","value3");
   
   trace(hash.keys());
   trace([1,2,3,4,5].join("-").split("-"));
   
 }
 
}

enumerations.hx

//support for enumerations
// https://wiki.php.net/rfc/enum

enum Car {
     fiat;
     ferrari;
     ford;
 }

 class Cars {
     static function toLongDescription( c : Car ) : Int {
         return switch( c ) {
             case fiat: " a fiat car";
             case ferrari: "a ferrari car";
             case ford: "a ford car";

         }
     }
 }

macros.hx

//support for macros at compile time (like lisp and dylan macros)
// see http://haxe.org/manual/macros for better macros