3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj implements Serializable { private $data; protected $extradata; public function __construct() { $this->data = "My private data"; } public function getData() { return $this->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]; } } $obj = new obj(); $s = serialize($obj); echo 'first serialize: '; var_dump($s); echo '<br/>'; $u = unserialize($s); echo 'first unserialize: '; var_dump($u);echo '<br/>'; $u->getExtraData(); echo 'with extradata: '; var_dump($u);echo '<br/>'; $s2 = serialize($u); echo 'second serialize: '; var_dump($s2);echo '<br/>'; $u2 = unserialize($s2); echo 'second unserialize: '; var_dump($u2);echo '<br/>';

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)
8.3.60.0120.00318.68
8.3.50.0140.00721.11
8.3.40.0130.00718.77
8.3.30.0070.00719.21
8.3.20.0000.00820.35
8.3.10.0050.00320.69
8.3.00.0080.00019.50
8.2.180.0150.00316.50
8.2.170.0040.01122.96
8.2.160.0100.00320.53
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0090.00026.16
8.2.120.0080.00022.05
8.2.110.0080.00020.22
8.2.100.0040.00818.06
8.2.90.0060.00319.30
8.2.80.0060.00317.97
8.2.70.0030.00617.63
8.2.60.0050.00318.05
8.2.50.0000.00918.07
8.2.40.0090.00318.28
8.2.30.0070.00419.26
8.2.20.0000.00817.74
8.2.10.0040.00418.04
8.2.00.0040.00417.75
8.1.280.0070.01025.92
8.1.270.0050.00323.83
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.96
8.1.230.0030.00918.84
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0040.00717.22
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0050.00318.39
8.1.160.0070.00021.96
8.1.150.0000.00718.96
8.1.140.0070.00017.51
8.1.130.0030.00317.88
8.1.120.0040.00417.32
8.1.110.0030.00617.47
8.1.100.0040.00417.37
8.1.90.0070.00017.35
8.1.80.0050.00217.44
8.1.70.0080.00017.36
8.1.60.0050.00317.63
8.1.50.0040.00417.49
8.1.40.0040.00417.54
8.1.30.0040.00417.56
8.1.20.0040.00417.73
8.1.10.0000.00817.58
8.1.00.0000.00717.41
8.0.300.0050.00318.77
8.0.290.0040.00416.75
8.0.280.0000.00718.33
8.0.270.0030.00317.32
8.0.260.0000.00617.23
8.0.250.0000.00717.09
8.0.240.0070.00017.04
8.0.230.0000.00716.87
8.0.220.0070.00017.00
8.0.210.0040.00417.00
8.0.200.0070.00017.00
8.0.190.0040.00416.93
8.0.180.0040.00417.00
8.0.170.0000.00716.95
8.0.160.0040.00416.94
8.0.150.0000.00816.86
8.0.140.0040.00416.75
8.0.130.0040.00413.44
8.0.120.0040.00416.94
8.0.110.0070.00016.85
8.0.100.0000.00816.79
8.0.90.0040.00416.98
8.0.80.0110.01116.95
8.0.70.0070.00017.00
8.0.60.0080.00016.92
8.0.50.0030.00517.01
8.0.30.0080.01016.94
8.0.20.0080.01017.40
8.0.10.0040.00417.05
8.0.00.0050.01316.75
7.4.330.0000.00515.09
7.4.320.0060.00016.63
7.4.300.0000.00616.52
7.4.290.0070.00316.43
7.4.280.0030.00516.37
7.4.270.0030.00316.59
7.4.260.0070.00016.50
7.4.250.0040.00416.43
7.4.240.0020.00516.65
7.4.230.0080.00016.59
7.4.220.0030.01516.63
7.4.210.0070.00716.71
7.4.200.0040.00416.54
7.4.160.0130.00316.53
7.4.150.0120.00617.40
7.4.140.0080.01117.86
7.4.130.0090.00916.60
7.4.120.0090.00916.61
7.4.110.0120.00916.48
7.4.100.0070.01416.41
7.4.90.0090.00916.67
7.4.80.0090.00918.80
7.4.70.0060.01716.37
7.4.60.0120.00416.37
7.4.50.0040.00416.48
7.4.40.0100.01016.48
7.4.30.0050.01116.66
7.4.00.0070.00714.92
7.3.330.0050.00013.21
7.3.320.0030.00313.24
7.3.310.0030.00316.49
7.3.300.0030.00316.31
7.3.290.0060.00916.27
7.3.280.0070.00916.26
7.3.270.0130.00317.40
7.3.260.0030.01516.44
7.3.250.0080.00816.49
7.3.240.0060.01116.63
7.3.230.0130.00416.56
7.3.210.0060.01116.50
7.3.200.0120.01119.39
7.3.190.0160.00616.52
7.3.180.0090.00916.38
7.3.170.0130.00416.48
7.3.160.0060.01616.41
7.3.00.0060.00616.27
7.2.330.0160.00316.64
7.2.320.0130.00516.70
7.2.310.0130.00616.92
7.2.300.0140.00316.91
7.2.290.0090.00916.77
7.2.130.0070.00716.89
7.2.120.0030.01016.87
7.2.110.0030.00616.88
7.2.100.0060.00616.83
7.2.90.0080.00416.76
7.2.80.0030.00816.85
7.2.70.0040.00817.02
7.2.60.0130.00716.92
7.2.50.0070.00716.91
7.2.40.0090.00616.79
7.2.30.0060.00917.15
7.2.20.0040.00816.85
7.2.10.0030.00916.91
7.2.00.0120.00518.11
7.1.250.0030.00915.71
7.1.240.0030.00915.86
7.1.230.0030.00615.93
7.1.220.0040.00515.60
7.1.210.0070.00415.73
7.1.200.0100.00015.72
7.1.190.0070.00416.01
7.1.180.0030.01015.73
7.1.170.0030.00615.78
7.1.160.0080.00615.84
7.1.150.0000.01115.71
7.1.140.0110.00415.84
7.1.130.0070.00416.05
7.1.120.0030.00615.73
7.1.110.0060.00915.79
7.1.100.0070.00616.99
7.1.90.0080.00615.71
7.1.80.0090.00615.86
7.1.70.0050.00816.51
7.1.60.0140.00717.48
7.1.50.0140.00716.35
7.1.40.0070.01115.51
7.1.30.0000.00815.71
7.1.20.0100.00615.84
7.1.10.0070.00715.77
7.1.00.0050.04119.05
7.0.330.0000.01415.20
7.0.320.0030.00615.13
7.0.310.0030.00615.08
7.0.300.0040.01115.49
7.0.290.0060.00615.36
7.0.280.0080.00815.52
7.0.270.0100.00315.42
7.0.260.0000.01315.46
7.0.250.0060.00315.52
7.0.240.0040.00415.50
7.0.230.0080.00015.37
7.0.220.0070.01015.25
7.0.210.0040.01115.20
7.0.200.0020.00816.05
7.0.190.0090.00615.39
7.0.180.0030.00615.13
7.0.170.0030.00615.22
7.0.160.0030.00915.39
7.0.150.0030.00615.54
7.0.140.0050.03818.87
7.0.130.0060.00615.48
7.0.120.0000.00915.36
7.0.110.0090.00615.19
7.0.100.0140.00015.00
7.0.90.0060.01115.17
7.0.80.0040.00415.39
7.0.70.0120.00615.07
7.0.60.0050.03417.70
7.0.50.0050.02916.77
7.0.40.0070.04516.71
7.0.30.0170.03916.86
7.0.20.0130.02616.80
7.0.10.0060.03916.86
7.0.00.0040.05316.73
5.6.380.0090.00314.52
5.6.370.0030.00614.39
5.6.360.0130.00013.92
5.6.350.0030.00714.55
5.6.340.0040.00714.20
5.6.330.0000.01114.49
5.6.320.0060.00914.46
5.6.310.0000.01414.25
5.6.300.0090.00714.29
5.6.290.0130.00614.05
5.6.280.0030.04317.69
5.6.270.0050.00914.50
5.6.260.0080.00514.14
5.6.250.0110.00314.43
5.6.240.0060.00714.25
5.6.230.0040.01214.43
5.6.220.0080.00814.37
5.6.210.0030.05117.46
5.6.200.0120.02016.31
5.6.190.0030.02917.40
5.6.180.0080.04617.51
5.6.170.0170.04217.49
5.6.160.0050.02717.42
5.6.150.0070.02316.15
5.6.140.0040.02716.34
5.6.130.0120.02716.38
5.6.120.0060.03417.60
5.6.110.0050.04417.51
5.6.100.0030.05017.59
5.6.90.0020.03517.59
5.6.80.0110.04317.17
5.6.70.0060.01213.86
5.6.60.0030.01314.16
5.6.50.0080.00614.14
5.6.40.0040.00814.15
5.6.30.0070.00414.43
5.6.20.0040.00714.16
5.6.10.0080.00314.15
5.6.00.0070.00614.18
5.5.380.0070.00711.16
5.5.370.0080.00411.06
5.5.360.0060.00311.43
5.5.350.0110.02515.70
5.5.340.0070.03414.55
5.5.330.0070.03715.72
5.5.320.0120.04715.72
5.5.310.0170.03515.70
5.5.300.0030.04414.54
5.5.290.0110.03914.49
5.5.280.0050.02315.94
5.5.270.0090.04015.90
5.5.260.0050.02216.03
5.5.250.0100.04215.94
5.5.240.0050.02315.70
5.5.230.0000.00711.15
5.5.220.0040.01211.06
5.5.210.0030.00611.06
5.5.200.0000.01011.19
5.5.190.0060.00311.25
5.5.180.0000.01111.20
5.5.170.0080.00011.08
5.5.160.0030.00911.23
5.5.150.0040.00411.34
5.5.140.0080.00511.24
5.5.130.0030.00711.06
5.5.120.0040.00711.07
5.5.110.0040.00411.16
5.5.100.0100.00311.25
5.5.90.0070.00011.06
5.5.80.0090.00311.14
5.5.70.0120.00011.06
5.5.60.0040.00711.06
5.5.50.0030.00711.06
5.5.40.0060.00611.10
5.5.30.0080.00411.06
5.5.20.0030.00811.06
5.5.10.0030.00311.06
5.5.00.0000.00611.14
5.4.450.0470.01815.31
5.4.440.0490.02715.20
5.4.430.0530.02715.13
5.4.420.0420.00215.28
5.4.410.0360.00015.23
5.4.400.0320.00415.07
5.4.390.0340.00415.02
5.4.380.0120.03514.93
5.4.370.0150.04014.83
5.4.360.0230.03014.85
5.4.350.0170.04414.94
5.4.340.0280.02714.82
5.4.330.0020.00711.06
5.4.320.0050.02511.79
5.4.310.0050.02211.78
5.4.300.0070.02011.79
5.4.290.0070.02011.78
5.4.280.0050.02111.73
5.4.270.0070.02311.75
5.4.260.0050.02211.79
5.4.250.0080.02011.73
5.4.240.0070.02411.73
5.4.230.0100.01911.73
5.4.220.0110.02211.73
5.4.210.0040.02611.73
5.4.200.0070.02611.73
5.4.190.0030.02311.72
5.4.180.0070.01911.73
5.4.170.0070.01911.73
5.4.160.0040.02111.73
5.4.150.0050.02311.73
5.4.140.0040.02311.57
5.4.130.0080.02211.56
5.4.120.0020.02411.54
5.4.110.0060.02411.54
5.4.100.0060.02611.54
5.4.90.0050.02611.54
5.4.80.0060.02111.54
5.4.70.0090.02011.54
5.4.60.0040.02411.54
5.4.50.0080.02111.59
5.4.40.0050.02311.53
5.4.30.0070.01911.53
5.4.20.0070.02311.53
5.4.10.0030.02311.53
5.4.00.0050.02511.28
5.3.290.0050.02111.93
5.3.280.0050.02211.88
5.3.270.0060.02511.89
5.3.260.0050.02311.89
5.3.250.0040.02011.89
5.3.240.0020.02311.89
5.3.230.0060.02111.89
5.3.220.0040.02311.87
5.3.210.0060.02411.87
5.3.200.0070.02711.87
5.3.190.0040.02611.87
5.3.180.0040.02411.87
5.3.170.0060.02211.87
5.3.160.0070.02311.87
5.3.150.0040.02511.87
5.3.140.0060.02411.86
5.3.130.0030.02611.86
5.3.120.0040.02211.86
5.3.110.0060.02211.86
5.3.100.0010.02511.60
5.3.90.0020.02311.59
5.3.80.0040.02711.58
5.3.70.0080.01911.58
5.3.60.0050.02211.58
5.3.50.0060.02111.55
5.3.40.0070.02211.55
5.3.30.0070.01911.53
5.3.20.0050.02211.42
5.3.10.0040.02111.40
5.3.00.0060.02411.40
5.2.170.0050.01510.15
5.2.160.0080.01710.15
5.2.150.0080.01510.15
5.2.140.0040.01610.15
5.2.130.0020.01910.13
5.2.120.0070.01510.13
5.2.110.0060.01910.13
5.2.100.0050.01610.13
5.2.90.0020.02010.13
5.2.80.0100.01410.13
5.2.70.0050.02010.13
5.2.60.0020.02010.10
5.2.50.0050.02110.09
5.2.40.0010.02210.07
5.2.30.0060.01610.06
5.2.20.0060.01810.06
5.2.10.0060.01510.01
5.2.00.0060.0159.94
5.1.60.0050.0159.58
5.1.50.0060.0149.58
5.1.40.0030.0179.57
5.1.30.0020.0199.75
5.1.20.0050.0169.76
5.1.10.0040.0169.62
5.1.00.0020.0189.62
5.0.50.0060.0118.86
5.0.40.0030.0148.79
5.0.30.0020.0198.70
5.0.20.0020.0138.68
5.0.10.0040.0118.67
5.0.00.0020.0178.66
4.4.90.0020.0117.92
4.4.80.0040.0117.91
4.4.70.0010.0117.91
4.4.60.0010.0127.91
4.4.50.0020.0107.92
4.4.40.0020.0137.88
4.4.30.0030.0137.91
4.4.20.0040.0097.96
4.4.10.0040.0087.96
4.4.00.0040.0167.91
4.3.110.0040.0137.87
4.3.100.0020.0127.87
4.3.90.0010.0107.85
4.3.80.0020.0187.82
4.3.70.0020.0147.85
4.3.60.0040.0107.84
4.3.50.0020.0127.85
4.3.40.0030.0157.80
4.3.30.0010.0117.18
4.3.20.0030.0097.17
4.3.10.0010.0107.15
4.3.00.0120.00813.73

preferences:
56.14 ms | 401 KiB | 5 Q