3v4l.org

run code in 300+ PHP versions simultaneously
<?php class TestClass { private $_private; protected $_protected; public $_public; public function __construct(){ } protected function _test(){ } } echo serialize(new TestClass);

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)
8.3.60.0100.01016.50
8.3.50.0080.00921.95
8.3.40.0090.00918.62
8.3.30.0060.00918.79
8.3.20.0070.00020.16
8.3.10.0040.00423.48
8.3.00.0080.00021.01
8.2.180.0130.00318.01
8.2.170.0070.00722.96
8.2.160.0070.00720.35
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0120.00626.16
8.2.120.0040.00422.15
8.2.110.0030.00722.08
8.2.100.0080.00417.59
8.2.90.0050.00319.22
8.2.80.0030.00517.97
8.2.70.0040.00417.63
8.2.60.0040.00417.90
8.2.50.0050.00318.07
8.2.40.0030.00617.97
8.2.30.0040.00417.97
8.2.20.0000.00717.61
8.2.10.0000.00717.55
8.2.00.0030.00517.59
8.1.280.0070.00725.92
8.1.270.0040.00423.83
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0030.00523.92
8.1.230.0110.00019.02
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0060.00317.38
8.1.180.0040.00418.10
8.1.170.0050.00318.57
8.1.160.0050.00321.95
8.1.150.0000.00718.41
8.1.140.0030.00617.30
8.1.130.0030.00317.75
8.1.120.0000.00717.35
8.1.110.0070.00017.22
8.1.100.0040.00417.30
8.1.90.0070.00017.32
8.1.80.0070.00017.38
8.1.70.0000.00717.26
8.1.60.0030.00517.53
8.1.50.0040.00417.45
8.1.40.0000.00817.43
8.1.30.0060.00317.50
8.1.20.0000.00817.59
8.1.10.0050.00217.49
8.1.00.0100.00017.40
8.0.300.0040.00418.77
8.0.290.0040.00417.04
8.0.280.0000.00718.30
8.0.270.0030.00317.24
8.0.260.0030.00316.86
8.0.250.0060.00016.92
8.0.240.0070.00317.00
8.0.230.0070.00016.88
8.0.220.0070.00016.69
8.0.210.0070.00016.69
8.0.200.0000.00616.82
8.0.190.0000.00816.80
8.0.180.0050.00316.74
8.0.170.0040.00416.75
8.0.160.0000.00716.80
8.0.150.0000.00716.71
8.0.140.0030.00316.70
8.0.130.0050.00013.17
8.0.120.0040.00416.74
8.0.110.0000.00816.74
8.0.100.0040.00416.63
8.0.90.0070.00016.61
8.0.80.0090.00616.74
8.0.70.0000.00716.71
8.0.60.0050.00216.58
8.0.50.0070.00016.61
8.0.30.0070.01217.18
8.0.20.0080.01317.40
8.0.10.0040.00416.70
8.0.00.0090.00916.79
7.4.330.0000.00515.00
7.4.320.0060.00016.35
7.4.300.0060.00016.48
7.4.290.0000.00816.48
7.4.280.0040.00416.27
7.4.270.0000.00716.55
7.4.260.0000.00816.51
7.4.250.0040.00416.48
7.4.240.0020.00516.43
7.4.230.0030.00316.45
7.4.220.0090.00616.45
7.4.210.0090.00616.41
7.4.200.0070.00016.42
7.4.190.0030.00316.61
7.4.160.0110.01416.46
7.4.150.0100.00717.40
7.4.140.0120.00917.86
7.4.130.0100.00616.34
7.4.120.0050.01116.50
7.4.110.0080.01216.42
7.4.100.0130.00616.34
7.4.90.0080.00816.70
7.4.80.0210.00019.39
7.4.70.0100.00716.28
7.4.60.0100.00716.38
7.4.50.0020.00216.50
7.4.40.0000.01622.77
7.4.30.0080.00816.63
7.4.00.0030.01415.16
7.3.330.0020.00313.07
7.3.320.0020.00213.09
7.3.310.0030.00316.18
7.3.300.0030.00316.24
7.3.290.0100.00716.25
7.3.280.0050.01116.21
7.3.270.0110.00717.40
7.3.260.0070.01116.28
7.3.250.0050.01216.31
7.3.240.0090.00916.40
7.3.230.0100.00616.39
7.3.210.0060.01316.52
7.3.200.0090.00819.39
7.3.190.0060.01616.52
7.3.180.0110.01116.20
7.3.170.0070.01416.28
7.3.160.0060.00916.46
7.3.120.0030.00914.69
7.3.10.0070.00716.39
7.3.00.0090.00716.50
7.2.330.0110.00616.26
7.2.320.0000.01516.53
7.2.310.0070.01016.38
7.2.300.0070.01616.22
7.2.290.0080.01716.37
7.2.130.0100.00616.55
7.2.120.0100.01216.67
7.2.110.0120.01016.73
7.2.100.0080.01016.65
7.2.90.0120.00516.62
7.2.80.0140.00916.82
7.2.70.0100.01316.67
7.2.60.0070.00916.27
7.2.50.0140.00916.71
7.2.40.0150.01116.83
7.2.30.0110.00916.47
7.2.20.0140.00816.65
7.2.10.0160.00516.56
7.2.00.0070.01117.45
7.1.250.0100.00515.33
7.1.100.0030.01018.13
7.1.70.0060.00316.81
7.1.60.0030.02019.29
7.1.50.0100.01316.75
7.1.00.0030.07722.37
7.0.200.0090.00016.73
7.0.140.0000.07321.92
7.0.100.0170.05320.14
7.0.90.0070.08319.99
7.0.80.0030.08319.90
7.0.70.0100.04019.99
7.0.60.0070.07319.86
7.0.50.0130.04320.25
7.0.40.0030.04320.00
7.0.30.0000.04720.06
7.0.20.0000.04720.13
7.0.10.0070.03320.10
7.0.00.0070.03320.10
5.6.280.0070.07021.07
5.6.250.0130.07020.60
5.6.240.0000.07720.57
5.6.230.0100.06720.66
5.6.220.0030.07720.67
5.6.210.0030.05320.56
5.6.200.0130.08321.05
5.6.190.0070.05021.10
5.6.180.0030.04321.02
5.6.170.0070.04021.06
5.6.160.0030.04021.11
5.6.150.0030.04321.02
5.6.140.0000.05321.11
5.6.130.0030.04321.06
5.6.120.0130.04721.11
5.6.110.0000.04720.91
5.6.100.0070.04021.06
5.6.90.0070.04021.06
5.6.80.0000.04720.33
5.6.70.0070.03320.44
5.6.60.0100.03320.39
5.6.50.0030.03320.43
5.6.40.0000.04320.39
5.6.30.0000.04320.39
5.6.20.0030.03720.44
5.6.10.0030.03320.36
5.6.00.0000.04320.42
5.5.380.0030.05320.52
5.5.370.0070.04320.38
5.5.360.0000.04720.45
5.5.350.0170.07020.34
5.5.340.0030.07320.79
5.5.330.0030.04320.91
5.5.320.0070.04020.93
5.5.310.0130.03320.88
5.5.300.0030.03320.79
5.5.290.0000.04720.78
5.5.280.0070.03320.82
5.5.270.0000.04320.78
5.5.260.0070.03320.72
5.5.250.0130.03020.54
5.5.240.0100.03320.03
5.5.230.0100.03320.16
5.5.220.0100.03320.11
5.5.210.0070.03020.27
5.5.200.0030.04320.22
5.5.190.0030.04020.28
5.5.180.0030.04020.18
5.5.160.0100.03320.21
5.5.150.0070.03320.27
5.5.140.0000.03320.12
5.5.130.0030.04019.99
5.5.120.0070.03720.08
5.5.110.0070.03720.27
5.5.100.0030.04020.08
5.5.90.0030.03320.09
5.5.80.0070.05320.17
5.5.70.0070.03020.09
5.5.60.0030.03720.04
5.5.50.0070.03720.05
5.5.40.0000.04020.02
5.5.30.0130.07720.05
5.5.20.0100.06720.05
5.5.10.0000.05019.96
5.5.00.0100.06719.96
5.4.450.0170.03719.38
5.4.440.0000.03719.48
5.4.430.0030.03319.27
5.4.420.0030.03319.55
5.4.410.0100.05019.14
5.4.400.0030.03319.23
5.4.390.0100.03019.23
5.4.380.0100.03019.05
5.4.370.0070.02719.13
5.4.360.0070.03719.03
5.4.350.0030.03019.18
5.4.340.0030.04319.16
5.4.320.0070.03019.14
5.4.310.0100.04019.05
5.4.300.0070.03019.04
5.4.290.0000.04019.16
5.4.280.0030.03019.12
5.4.270.0070.03319.04
5.4.260.0070.04018.90
5.4.250.0070.03318.89
5.4.240.0130.02719.11
5.4.230.0030.04319.18
5.4.220.0000.04019.02
5.4.210.0070.03718.89
5.4.200.0000.07018.87
5.4.190.0030.03719.02
5.4.180.0030.04019.07
5.4.170.0030.08019.14
5.4.160.0030.06719.00
5.4.150.0030.07719.11
5.4.140.0070.06716.34
5.4.130.0030.05716.11
5.4.120.0000.05716.34
5.4.110.0130.05716.39
5.4.100.0030.06716.39
5.4.90.0000.04716.34
5.4.80.0000.04716.37
5.4.70.0100.06016.45
5.4.60.0100.06316.51
5.4.50.0070.07316.44
5.4.40.0030.03716.35
5.4.30.0070.06016.49
5.4.20.0070.03316.29
5.4.10.0030.05016.39
5.4.00.0030.04015.77
5.3.290.0100.03314.73
5.3.280.0070.05014.73
5.3.270.0070.07314.61
5.3.260.0070.03314.66
5.3.250.0070.07714.61
5.3.240.0030.04714.54
5.3.230.0070.03314.61
5.3.220.0000.07014.62
5.3.210.0070.07714.59
5.3.200.0030.07714.53
5.3.190.0130.07014.57
5.3.180.0070.06714.61
5.3.170.0070.07714.63
5.3.160.0070.04314.54
5.3.150.0070.06314.56
5.3.140.0070.04014.50
5.3.130.0130.06014.54
5.3.120.0030.05014.51
5.3.110.0100.07014.60
5.3.100.0100.06314.02
5.3.90.0130.05714.03
5.3.80.0030.03714.03
5.3.70.0100.05314.01
5.3.60.0000.03713.90
5.3.50.0030.04714.04
5.3.40.0000.04713.94
5.3.30.0130.05713.79
5.3.20.0030.03313.67
5.3.10.0100.06013.63
5.3.00.0030.05013.78
5.2.170.0100.05712.20
5.2.160.0030.03312.20
5.2.150.0130.04312.20
5.2.140.0070.03712.20
5.2.130.0030.03712.20
5.2.120.0070.04712.20
5.2.110.0070.05712.20
5.2.100.0030.06312.20
5.2.90.0030.05012.20
5.2.80.0070.02312.20
5.2.70.0070.05012.20
5.2.60.0030.03712.20
5.2.50.0030.07312.20
5.2.40.0030.02712.20
5.2.30.0030.04012.20
5.2.20.0000.03312.20
5.2.10.0030.06312.20
5.2.00.0030.04712.20
5.1.60.0070.04012.20
5.1.50.0000.03012.20
5.1.40.0030.04012.20
5.1.30.0030.03712.20
5.1.20.0000.04312.20
5.1.10.0100.04312.20
5.1.00.0070.03012.20
5.0.50.0030.04312.20
5.0.40.0000.04312.20
5.0.30.0000.04012.20
5.0.20.0070.04012.20
5.0.10.0100.02712.20
5.0.00.0000.03712.20
4.4.90.0030.02012.20
4.4.80.0030.02012.20
4.4.70.0030.03312.20
4.4.60.0000.03312.20
4.4.50.0000.03312.20
4.4.40.0000.02712.20
4.4.30.0000.03312.20
4.4.20.0030.01712.20
4.4.10.0000.01712.20
4.4.00.0070.04312.20
4.3.110.0000.03012.20
4.3.100.0000.02312.20
4.3.90.0000.02012.20
4.3.80.0000.02712.20
4.3.70.0070.02012.20
4.3.60.0030.01712.20
4.3.50.0000.02012.20
4.3.40.0000.04012.20
4.3.30.0000.03312.20
4.3.20.0000.03312.20
4.3.10.0000.02712.20
4.3.00.0030.02312.20

preferences:
41.97 ms | 401 KiB | 5 Q