3v4l.org

run code in 300+ PHP versions simultaneously
<?php class parentobj implements Serializable { protected $data; private $extradata; public function __construct() { $this->data = new temp("My private data"); } public function getData() { return $this->data; } public function setData($data) { $this->data = $data; } public function getExtraData(){ $this->extradata = array( 'data1','data2' ); } public function serialize() { return serialize(array( $this->data, $this->extradata, )); } public function unserialize($data) { $orgdata = unserialize($data); $this->data = $orgdata[0]; $this->extradata = $orgdata[1]; } } class childobj extends parentobj { protected $moredata; public function __construct() { return parent::__construct(); } public function getMoreData(){ $this->moredata= array( 'more_data1','more_data2' ); } public function serialize() { return serialize(array( $this->data, $this->moredata, parent::serialize(), )); } public function unserialize($data) { $orgdata = unserialize($data); $this->data = $orgdata[0]; $this->moredata = $orgdata[1]; parent::unserialize($orgdata[2]); } } class temp { protected $name; public function __construct($Name) { $this->name = $Name; } } $obj = new childobj(); $s = serialize($obj); echo 'first serialize: '; var_dump($s); $u = unserialize($s); echo 'first unserialize: '; var_dump($u); $u->getExtraData(); $u->getMoreData(); echo 'with extradata: '; var_dump($u); $s2 = serialize($u); echo 'second serialize: '; var_dump($s2); $u2 = unserialize($s2); echo 'second unserialize: '; var_dump($u2);

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)
8.3.40.0040.01118.97
8.3.30.0070.01119.09
8.3.20.0040.00420.24
8.3.10.0040.00420.70
8.3.00.0040.00419.38
8.2.170.0110.00422.96
8.2.160.0150.00620.45
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00422.09
8.2.110.0060.00322.08
8.2.100.0070.00418.16
8.2.90.0030.00619.35
8.2.80.0030.00617.97
8.2.70.0060.00617.63
8.2.60.0050.00318.01
8.2.50.0030.00518.07
8.2.40.0000.00818.32
8.2.30.0030.00619.16
8.2.20.0000.00817.71
8.2.10.0050.00318.14
8.2.00.0050.00317.88
8.1.270.0090.00023.98
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0040.00422.02
8.1.230.0090.00319.01
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0090.00017.48
8.1.190.0000.00817.36
8.1.180.0080.00018.10
8.1.170.0040.00818.58
8.1.160.0000.00822.03
8.1.150.0000.00818.80
8.1.140.0000.00817.49
8.1.130.0000.00717.83
8.1.120.0040.00417.57
8.1.110.0040.00417.49
8.1.100.0040.00417.42
8.1.90.0030.00817.49
8.1.80.0080.00017.48
8.1.70.0000.00717.45
8.1.60.0030.00617.49
8.1.50.0050.00317.53
8.1.40.0090.00017.59
8.1.30.0030.00517.59
8.1.20.0000.00817.64
8.1.10.0000.00817.63
8.1.00.0080.00017.44
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.36
8.0.270.0000.00717.35
8.0.260.0000.00617.26
8.0.250.0030.00317.07
8.0.240.0040.00417.02
8.0.230.0000.00717.05
8.0.220.0050.00316.90
8.0.210.0000.00716.88
8.0.200.0000.00817.05
8.0.190.0050.00216.92
8.0.180.0040.00417.03
8.0.170.0000.00816.98
8.0.160.0040.00416.85
8.0.150.0040.00416.85
8.0.140.0030.00616.83
8.0.130.0000.00513.47
8.0.120.0040.00416.98
8.0.110.0000.00716.90
8.0.100.0040.00416.88
8.0.90.0070.00316.81
8.0.80.0070.01316.91
8.0.70.0070.00016.86
8.0.60.0020.00516.95
8.0.50.0000.00716.81
8.0.30.0140.00517.10
8.0.20.0160.00417.40
8.0.10.0040.00417.18
8.0.00.0100.01016.66
7.4.330.0050.00015.05
7.4.320.0040.00416.63
7.4.300.0030.00316.56
7.4.290.0070.00016.53
7.4.280.0040.00416.48
7.4.270.0040.00416.54
7.4.260.0000.00716.61
7.4.250.0050.00316.50
7.4.240.0020.00616.58
7.4.230.0030.00416.63
7.4.220.0070.01616.60
7.4.210.0110.00416.55
7.4.200.0080.00016.64
7.4.160.0080.00816.68
7.4.150.0120.00617.40
7.4.140.0100.00817.86
7.4.130.0090.00916.51
7.4.120.0140.00316.54
7.4.110.0040.01416.64
7.4.100.0180.00416.73
7.4.90.0120.00616.47
7.4.80.0090.01218.80
7.4.70.0090.00916.55
7.4.60.0130.00316.74
7.4.50.0030.00616.57
7.4.40.0070.01116.66
7.4.30.0040.01416.68
7.4.00.0110.00715.24
7.3.330.0000.00513.45
7.3.320.0060.00013.50
7.3.310.0040.00416.32
7.3.300.0040.00416.39
7.3.290.0070.01016.48
7.3.280.0100.00816.47
7.3.270.0100.01017.40
7.3.260.0110.00816.46
7.3.250.0120.00916.60
7.3.240.0130.00516.63
7.3.230.0190.00016.52
7.3.210.0030.01416.54
7.3.200.0130.01019.39
7.3.190.0040.01916.61
7.3.180.0120.00616.45
7.3.170.0100.00716.48
7.3.160.0030.01416.43
7.2.330.0120.00816.93
7.2.320.0090.00916.81
7.2.310.0110.00716.72
7.2.300.0070.01116.87
7.2.290.0160.00316.88
7.2.60.0100.00616.95
7.2.00.0030.00919.59
7.1.200.0000.01315.91
7.1.100.0000.01517.92
7.1.70.0000.00816.92
7.1.60.0100.01319.32
7.1.50.0120.00016.84
7.1.00.0100.07022.30
7.0.200.0050.00316.50
7.0.140.0030.07322.21
7.0.60.0100.07720.07
7.0.50.0100.03718.04
7.0.40.0070.06020.09
7.0.30.0270.07320.16
7.0.20.0330.06320.15
7.0.10.0100.07020.06
7.0.00.0070.07320.06
5.6.280.0030.07721.11
5.6.210.0100.06320.57
5.6.200.0100.08718.17
5.6.190.0100.04320.33
5.6.180.0530.06020.67
5.6.170.0200.04320.57
5.6.160.0030.04320.39
5.6.150.0130.06718.29
5.6.140.0030.07718.28
5.6.130.0100.08718.16
5.6.120.0000.05720.82
5.6.110.0200.06721.05
5.6.100.0030.04321.05
5.6.90.0130.05020.99
5.6.80.0170.05720.55
5.5.350.0130.05320.35
5.5.340.0070.08317.98
5.5.330.0030.04720.35
5.5.320.0370.07320.31
5.5.310.0270.07720.26
5.5.300.0070.05317.97
5.5.290.0000.06317.97
5.5.280.0100.08720.99
5.5.270.0130.08320.78
5.5.260.0070.03720.89
5.5.250.0170.07720.74
5.5.240.0200.07320.32
5.4.450.0230.04319.58
5.4.440.1030.04719.16
5.4.430.0900.05719.41
5.4.420.0670.00019.36
5.4.410.0670.00019.30
5.4.400.0630.00019.27
5.4.390.0600.00019.27
5.4.380.0330.05318.76
5.4.370.0470.05018.59
5.4.360.0330.05718.75
5.4.350.0400.05018.77
5.4.340.0570.06718.78
5.4.320.0120.03812.53
5.4.310.0070.04112.53
5.4.300.0040.03812.53
5.4.290.0040.04012.52
5.4.280.0110.03512.42
5.4.270.0050.03712.42
5.4.260.0070.03712.42
5.4.250.0070.03612.43
5.4.240.0060.03612.42
5.4.230.0030.04612.41
5.4.220.0070.04312.41
5.4.210.0080.03412.41
5.4.200.0070.03912.41
5.4.190.0060.03512.41
5.4.180.0060.03812.41
5.4.170.0040.03912.42
5.4.160.0030.03912.42
5.4.150.0060.04012.41
5.4.140.0070.03912.09
5.4.130.0040.03812.08
5.4.120.0110.03412.05
5.4.110.0050.03812.04
5.4.100.0050.03612.04
5.4.90.0070.04012.04
5.4.80.0050.03712.04
5.4.70.0070.04112.04
5.4.60.0050.03512.04
5.4.50.0060.04112.04
5.4.40.0100.03612.02
5.4.30.0060.04112.02
5.4.20.0060.03612.02
5.4.10.0050.03912.02
5.4.00.0060.03511.51
5.3.290.0070.03812.80
5.3.280.0080.03612.71
5.3.270.0070.04612.72
5.3.260.0090.03912.73
5.3.250.0060.04012.73
5.3.240.0080.03712.73
5.3.230.0070.03912.72
5.3.220.0060.04012.69
5.3.210.0050.04012.69
5.3.200.0050.03712.68
5.3.190.0090.03612.69
5.3.180.0080.03612.69
5.3.170.0060.03912.69
5.3.160.0070.04312.69
5.3.150.0070.04012.69
5.3.140.0040.03812.68
5.3.130.0100.05012.67
5.3.120.0070.04012.67
5.3.110.0070.04012.67
5.3.100.0070.04112.16
5.3.90.0070.04312.14
5.3.80.0070.04012.13
5.3.70.0100.03312.13
5.3.60.0060.03712.11
5.3.50.0060.03912.07
5.3.40.0110.03312.06
5.3.30.0080.03312.02
5.3.20.0060.03511.80
5.3.10.0070.03411.76
5.3.00.0060.04511.76
5.2.170.0060.0369.26
5.2.160.0070.0309.26
5.2.150.0030.0379.27
5.2.140.0080.0309.26
5.2.130.0060.0319.22
5.2.120.0050.0319.22
5.2.110.0050.0299.23
5.2.100.0080.0329.22
5.2.90.0060.0309.22
5.2.80.0040.0309.22
5.2.70.0050.0319.22
5.2.60.0060.0319.18
5.2.50.0080.0269.14
5.2.40.0080.0269.12
5.2.30.0060.0369.09
5.2.20.0050.0309.08
5.2.10.0060.0328.99
5.2.00.0070.0288.85
5.1.60.0040.0248.13
5.1.50.0020.0278.13
5.1.40.0040.0248.10
5.1.30.0040.0278.46
5.1.20.0080.0268.48
5.1.10.0050.0298.21
5.1.00.0060.0268.21
5.0.50.0040.0216.67
5.0.40.0050.0176.53
5.0.30.0050.0336.34
5.0.20.0040.0186.31
5.0.10.0020.0216.29
5.0.00.0020.0326.28
4.4.90.0030.0154.78
4.4.80.0030.0154.75
4.4.70.0030.0164.75
4.4.60.0030.0154.75
4.4.50.0010.0164.77
4.4.40.0040.0244.71
4.4.30.0030.0154.76
4.4.20.0040.0154.85
4.4.10.0020.0174.85
4.4.00.0010.0274.76
4.3.110.0020.0164.67
4.3.100.0030.0144.67
4.3.90.0040.0204.63
4.3.80.0040.0234.58
4.3.70.0000.0174.63
4.3.60.0050.0174.63
4.3.50.0030.0204.63
4.3.40.0040.0224.54
4.3.30.0030.0153.30
4.3.20.0040.0163.28
4.3.10.0030.0183.23
4.3.00.0000.01716.39

preferences:
32.17 ms | 400 KiB | 5 Q