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@ 2014-10-15T23:10:26Z

<?php

class Struct {

  function __construct() {
    foreach (func_get_args() as $name) {
      $this->$name = null;
    }
  }

  function __invoke() {
    $values = func_get_args();

    $obj = clone $this;
    foreach (array_keys(get_object_vars($this)) as $index => $name) {
      if (isset($values[$index])) {
        $obj->$name = $values[$index];
      }
    }

    return $obj;
  }

}

$Coord = new Struct('x', 'y', 'z');
$Coord->z = 0;

$c1 = $Coord(12, 45, -34);
print_r($c1);
$c2 = $Coord(100, -100);
print_r($c2);



$Person = new Struct('firstname', 'lastname');

$p1 = $Person('William', 'Wallace');
print_r($p1);
$p2 = $Person('Peter', 'Griffin');
print_r($p2);



/* If only:

struct person {
  function __construct($firstname, $lastname) {
    $this->firstname = $firstname;
     $this->lastname = $lastname;
 }
}

// So we could:
$p1 = person('William', 'Wallace');

// Instead of always:
$p1 = new Person(array('William', 'Wallace')); // or even
$p1 = new Person(array('firstname' => 'William', 'lastname' => 'Wallace')); // or
$p1 = Person::create(array('William', 'Wallace')); // etc

/**/

Output for git.master, git.master_jit, rfc.property-hooks: Deprecated: Creation of dynamic property Struct::$x is deprecated in /in/HOJMn on line 7 Deprecated: Creation of dynamic property Struct::$y is deprecated in /in/HOJMn on line 7 Deprecated: Creation of dynamic property Struct::$z is deprecated in /in/HOJMn on line 7 Struct Object ( [x] => 12 [y] => 45 [z] => -34 ) Struct Object ( [x] => 100 [y] => -100 [z] => 0 ) Deprecated: Creation of dynamic property Struct::$firstname is deprecated in /in/HOJMn on line 7 Deprecated: Creation of dynamic property Struct::$lastname is deprecated in /in/HOJMn on line 7 Struct Object ( [firstname] => William [lastname] => Wallace ) Struct Object ( [firstname] => Peter [lastname] => Griffin )

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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