3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj implements Serializable { private $data; public function __construct() { $this->data = "My private data"; } public function serialize() { return serialize($this); } public function unserialize($data) { $this = unserialize($data); } public function getData() { return $this->data; } } $obj = new obj; $ser = serialize($obj); var_dump($ser); $newobj = unserialize($ser); var_dump($newobj->getData());

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.230.0060.03912.39
5.4.220.0110.04012.39
5.4.210.0060.04112.39
5.4.200.0110.03912.39
5.4.190.0090.04012.38
5.4.180.0090.04012.39
5.4.170.0070.04612.40
5.4.160.0070.04212.39
5.4.150.0070.04512.39
5.4.140.0090.04212.07
5.4.130.0100.03912.06
5.4.120.0090.04512.02
5.4.110.0080.04212.02
5.4.100.0090.04512.02
5.4.90.0090.04412.02
5.4.80.0090.04112.01
5.4.70.0070.04212.01
5.4.60.0080.03912.01
5.4.50.0060.04312.01
5.4.40.0090.03912.00
5.4.30.0080.04012.00
5.4.20.0080.03812.00
5.4.10.0060.04012.00
5.4.00.0070.04111.49
5.3.280.0090.04112.71
5.3.270.0060.04512.72
5.3.260.0110.04412.72
5.3.250.0080.04512.72
5.3.240.0060.04312.72
5.3.230.0050.04212.71
5.3.220.0080.04212.68
5.3.210.0070.04512.68
5.3.200.0080.04412.68
5.3.190.0110.04312.68
5.3.180.0080.04012.67
5.3.170.0090.04312.67
5.3.160.0070.04012.67
5.3.150.0080.03712.67
5.3.140.0090.04112.66
5.3.130.0080.04712.66
5.3.120.0090.04412.66
5.3.110.0070.04812.66
5.3.100.0070.04512.12
5.3.90.0090.04412.10
5.3.80.0100.04012.09
5.3.70.0040.04412.08
5.3.60.0080.04412.08
5.3.50.0110.04212.02
5.3.40.0080.04312.02
5.3.30.0100.03911.98
5.3.20.0070.04411.76
5.3.10.0070.04111.73
5.3.00.0060.04011.71

preferences:
139.44 ms | 1394 KiB | 7 Q