<?php
class c1 {
public $a = 1;
public $b = 2;
}
class c2 implements Serializable {
public function serialize() { return '{s:1:"a";i:1;s:1:"b";i:2;}'; }
public function unserialize($str) {}
}
$o1 = new c1;
$o2 = new c2;
echo serialize($o1) . "\n";
echo serialize($o2) . "\n";
Deprecated: c2 implements the Serializable interface, which is deprecated. Implement __serialize() and __unserialize() instead (or in addition, if support for old PHP versions is necessary) in /in/UJY1K on line 7
O:2:"c1":2:{s:1:"a";i:1;s:1:"b";i:2;}
C:2:"c2":26:{{s:1:"a";i:1;s:1:"b";i:2;}}
Fatal error: Interface 'Serializable' not found in /in/UJY1K on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Serializable' not found in /in/UJY1K on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/UJY1K on line 3
Process exited with code 255.
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/UJY1K on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/UJY1K on line 3
Process exited with code 255.