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run code in 150+ php & hhvm versions
Bugs & Features
<?php class test implements Serializable { public $a; public function __construct( $_val ){ $this->a = $_val; } public function serialize() { $tmp = (object) array(); $tmp->a = $this->a; echo serialize( $tmp ) . "\n"; return serialize( $tmp ); } public function unserialize($var) {} } $n = array(); $n[] = new test("temp1"); $n[] = new test("temp2"); $n[] = new test("temp3"); $n[] = new test("temp4"); $n[] = new test("temp5"); $n[] = new test("temp6"); $n[] = new test("temp7"); $n[] = new test("temp8"); $n[] = new test("temp9"); print_r( unserialize( serialize( $n ) ) ); ?>
Output for 5.1.0 - 5.3.29, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
O:8:"stdClass":1:{s:1:"a";s:5:"temp1";} O:8:"stdClass":1:{s:1:"a";s:5:"temp2";} O:8:"stdClass":1:{s:1:"a";s:5:"temp3";} O:8:"stdClass":1:{s:1:"a";s:5:"temp4";} O:8:"stdClass":1:{s:1:"a";s:5:"temp5";} O:8:"stdClass":1:{s:1:"a";s:5:"temp6";} O:8:"stdClass":1:{s:1:"a";s:5:"temp7";} O:8:"stdClass":1:{s:1:"a";s:5:"temp8";} O:8:"stdClass":1:{s:1:"a";s:5:"temp9";} Array ( [0] => test Object ( [a] => ) [1] => test Object ( [a] => ) [2] => test Object ( [a] => ) [3] => test Object ( [a] => ) [4] => test Object ( [a] => ) [5] => test Object ( [a] => ) [6] => test Object ( [a] => ) [7] => test Object ( [a] => ) [8] => test Object ( [a] => ) )
Output for 5.5.5 - 5.6.28
O:8:"stdClass":1:{s:1:"a";s:5:"temp1";} O:8:"stdClass":1:{s:1:"a";s:5:"temp2";} O:8:"stdClass":1:{s:1:"a";s:5:"temp3";} r:7; r:11; r:7; r:11; r:7; r:11; Array ( [0] => test Object ( [a] => ) [1] => test Object ( [a] => ) [2] => test Object ( [a] => ) [3] => test Object ( [a] => ) [4] => test Object ( [a] => ) [5] => test Object ( [a] => ) [6] => test Object ( [a] => ) [7] => test Object ( [a] => ) [8] => test Object ( [a] => ) )
Output for 5.4.0 - 5.4.21, 5.5.0 - 5.5.4
O:8:"stdClass":1:{s:1:"a";s:5:"temp1";} r:3; r:3; r:3; r:3; r:3; r:3; r:3; r:3; Array ( [0] => test Object ( [a] => ) [1] => test Object ( [a] => ) [2] => test Object ( [a] => ) [3] => test Object ( [a] => ) [4] => test Object ( [a] => ) [5] => test Object ( [a] => ) [6] => test Object ( [a] => ) [7] => test Object ( [a] => ) [8] => test Object ( [a] => ) )
Output for 5.4.22 - 5.4.45
O:8:"stdClass":1:{s:1:"a";s:5:"temp1";} O:8:"stdClass":1:{s:1:"a";s:5:"temp2";} r:3; r:7; r:3; r:7; r:3; r:7; r:3; Array ( [0] => test Object ( [a] => ) [1] => test Object ( [a] => ) [2] => test Object ( [a] => ) [3] => test Object ( [a] => ) [4] => test Object ( [a] => ) [5] => test Object ( [a] => ) [6] => test Object ( [a] => ) [7] => test Object ( [a] => ) [8] => test Object ( [a] => ) )
Output for 5.0.5
Fatal error: Interface 'Serializable' not found in /in/DJg0j on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Serializable' not found in /in/DJg0j on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/DJg0j on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting '{' in /in/DJg0j on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/DJg0j on line 3
Process exited with code 255.