phpwax

<?php
trait StaticDefaults{
  protected static $_defaults = [];
  
  public function __get($key){
    if(is_callable($func = self::$_defaults[$key])) return $func();
    return $func;
  }
  
  static public function defaults($defaults){

phpwax

<?php
trait StaticFallback{
  public static $_fallback;
  public function __get($key){return self::$_fallback[$key];}
  public static function fallback($key, $value){return self::$_fallback[$key] = $value;}
}

class Model{
  use StaticFallback;
}