3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $a = ''; protected $b = ''; } class B { public $a = ''; protected $b = ''; } var_dump(md5(serialize(new A())) === md5(serialize(new B())));

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)
8.3.60.0110.00716.38
8.3.50.0120.00921.93
8.3.40.0150.00018.67
8.3.30.0090.00619.06
8.3.20.0080.00020.39
8.3.10.0080.00021.79
8.3.00.0040.00419.20
8.2.180.0110.00718.41
8.2.170.0120.00322.96
8.2.160.0070.01020.46
8.2.150.0000.00924.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00722.25
8.2.110.0060.00322.08
8.2.100.0080.00417.78
8.2.90.0030.00619.09
8.2.80.0030.00617.97
8.2.70.0050.00517.38
8.2.60.0000.00817.55
8.2.50.0060.00318.07
8.2.40.0060.00319.75
8.2.30.0000.00719.69
8.2.20.0050.00317.43
8.2.10.0050.00318.00
8.2.00.0120.00017.66
8.1.280.0110.00825.92
8.1.270.0080.00023.70
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00423.92
8.1.230.0040.00719.23
8.1.220.0080.00017.74
8.1.210.0000.00918.77
8.1.200.0030.00617.10
8.1.190.0040.00416.88
8.1.180.0090.00018.10
8.1.170.0060.00318.59
8.1.160.0070.00021.87
8.1.150.0070.00418.51
8.1.140.0040.00417.32
8.1.130.0040.00417.77
8.1.120.0040.00417.24
8.1.110.0040.00417.29
8.1.100.0040.00417.25
8.1.90.0040.00417.39
8.1.80.0040.00417.23
8.1.70.0000.00717.32
8.1.60.0060.00317.34
8.1.50.0040.00417.28
8.1.40.0060.00317.31
8.1.30.0080.00017.39
8.1.20.0000.00817.52
8.1.10.0030.00517.41
8.1.00.0000.00817.30
8.0.300.0000.00920.64
8.0.290.0000.00717.16
8.0.280.0050.00218.34
8.0.270.0030.00317.15
8.0.260.0000.00617.22
8.0.250.0020.00516.80
8.0.240.0030.00316.77
8.0.230.0070.00016.83
8.0.220.0040.00216.76
8.0.210.0030.00616.82
8.0.200.0030.00316.84
8.0.190.0060.00316.72
8.0.180.0050.00316.84
8.0.170.0000.00716.75
8.0.160.0000.00816.70
8.0.150.0070.00016.70
8.0.140.0040.00416.71
8.0.130.0050.00013.19
8.0.120.0040.00416.68
8.0.110.0030.00516.60
8.0.100.0050.00316.54
8.0.90.0050.00316.65
8.0.80.0130.00316.68
8.0.70.0000.00716.63
8.0.60.0000.00816.80
8.0.50.0050.00316.57
8.0.30.0120.00816.99
8.0.20.0140.00817.40
8.0.10.0000.00816.90
8.0.00.0020.01516.53
7.4.330.0020.00215.00
7.4.320.0030.00316.54
7.4.300.0000.00716.45
7.4.290.0030.00316.38
7.4.280.0040.00416.38
7.4.270.0070.00016.38
7.4.260.0000.00716.41
7.4.250.0000.00816.37
7.4.240.0050.00216.38
7.4.230.0030.00516.55
7.4.220.0150.00916.60
7.4.210.0070.00916.42
7.4.200.0080.00016.59
7.4.190.0030.00316.47
7.4.160.0080.00816.63
7.4.150.0080.00817.40
7.4.140.0090.00817.86
7.4.130.0070.01116.44
7.4.120.0120.00516.39
7.4.110.0060.01116.40
7.4.100.0090.01216.38
7.4.90.0170.00016.40
7.4.80.0080.01319.39
7.4.70.0080.00816.37
7.4.60.0130.00316.40
7.4.50.0040.00416.22
7.4.40.0030.01322.77
7.4.30.0040.01416.45
7.4.00.0040.01415.07
7.3.330.0030.00313.20
7.3.320.0000.00513.18
7.3.310.0040.00416.13
7.3.300.0070.00016.24
7.3.290.0140.00416.21
7.3.280.0110.00616.25
7.3.270.0060.01217.40
7.3.260.0070.01316.25
7.3.250.0110.01016.30
7.3.240.0120.00316.19
7.3.230.0030.01716.39
7.3.210.0170.00016.43
7.3.200.0150.00419.39
7.3.190.0120.00916.29
7.3.180.0030.01216.49
7.3.170.0090.00616.39
7.3.160.0060.00916.20
7.3.120.0040.01114.76
7.2.330.0140.00616.42
7.2.320.0120.00916.51
7.2.310.0140.00316.24
7.2.300.0100.00716.17
7.2.290.0130.00316.60
7.2.00.0070.01019.39
7.1.100.0040.01118.12
7.1.70.0000.00717.13
7.1.60.0060.01819.46
7.1.50.0090.00616.80
7.1.00.0100.07022.30
7.0.200.0000.00716.71
7.0.140.0030.07321.92
7.0.70.0130.07021.92
7.0.60.0030.07721.90
7.0.50.0100.06722.14
7.0.40.0070.08320.08
7.0.30.0030.06320.18
7.0.20.0000.06020.05
7.0.10.0030.08020.05
7.0.00.0100.06720.06
5.6.280.0070.07021.13
5.6.220.0070.05720.62
5.6.210.0070.07320.64
5.6.200.0000.07721.05
5.6.190.0030.05721.00
5.6.180.0070.07021.06
5.6.170.0070.06021.11
5.6.160.0000.05321.11
5.6.150.0030.07321.01
5.6.140.0130.07721.10
5.6.130.0070.10021.10
5.6.120.0030.08021.11
5.6.110.0030.09021.04
5.6.100.0070.08321.05
5.6.90.0030.06320.99
5.6.80.0030.08020.46
5.6.70.0070.07020.48
5.6.60.0030.08320.41
5.6.50.0030.08020.43
5.6.40.0000.08020.52
5.6.30.0070.06720.46
5.6.20.0070.05720.31
5.6.10.0070.08020.38
5.6.00.0070.06720.48
5.5.360.0100.06720.30
5.5.350.0130.08020.46
5.5.340.0070.07720.61
5.5.330.0000.07020.83
5.5.320.0070.08720.87
5.5.310.0000.09020.93
5.5.300.0100.07020.86
5.5.290.0100.08020.91
5.5.280.0030.07320.79
5.5.270.0030.06020.62
5.5.260.0070.07720.79
5.5.250.0030.06020.73
5.5.240.0100.07320.16
5.5.230.0100.07720.25
5.5.220.0100.07720.30
5.5.210.0030.08320.11
5.5.200.0070.06720.26
5.5.190.0030.06720.21
5.5.180.0070.08019.98
5.5.160.0100.07020.08
5.5.150.0030.08720.14
5.5.140.0070.07720.17
5.5.130.0000.07720.18
5.5.120.0100.07320.21
5.5.110.0000.08719.98
5.5.100.0000.06020.10
5.5.90.0130.05020.17
5.5.80.0070.07720.09
5.5.70.0030.06320.04
5.5.60.0000.08320.05
5.5.50.0030.07320.00
5.5.40.0030.07320.07
5.5.30.0000.04320.14
5.5.20.0070.04320.07
5.5.10.0070.04720.02
5.5.00.0030.08020.11
5.4.450.0070.08319.45
5.4.440.0030.08719.35
5.4.430.0030.05719.44
5.4.420.0100.07019.46
5.4.410.0070.08019.29
5.4.400.0030.07319.05
5.4.390.0100.06718.95
5.4.380.0000.08019.18
5.4.370.0070.07018.89
5.4.360.0070.07318.85
5.4.350.0070.08019.12
5.4.340.0070.07319.14
5.4.320.0070.07319.05
5.4.310.0100.07319.21
5.4.300.0070.08018.94
5.4.290.0030.05719.20
5.4.280.0030.05319.09
5.4.270.0000.08019.12
5.4.260.0000.04018.89
5.4.250.0030.05319.02
5.4.240.0070.05318.89
5.4.230.0000.05019.11
5.4.220.0130.06719.04
5.4.210.0070.06319.21
5.4.200.0070.08019.04
5.4.190.0030.04719.03
5.4.180.0070.06718.84
5.4.170.0070.07319.03
5.4.160.0000.06319.00
5.4.150.0100.07018.82
5.4.140.0100.06016.53
5.4.130.0030.05016.46
5.4.120.0000.07316.50
5.4.110.0030.05316.45
5.4.100.0000.05716.49
5.4.90.0030.04716.45
5.4.80.0030.07716.53
5.4.70.0070.06716.47
5.4.60.0030.06316.31
5.4.50.0030.06016.31
5.4.40.0030.07316.50
5.4.30.0070.07716.26
5.4.20.0070.05016.47
5.4.10.0030.07016.52
5.4.00.0000.04715.90
5.3.290.0070.06014.60
5.3.280.0070.07714.52
5.3.270.0070.06714.53
5.3.260.0100.06714.66
5.3.250.0000.08314.70
5.3.240.0030.07314.72
5.3.230.0030.08014.57
5.3.220.0030.07314.61
5.3.210.0000.08014.59
5.3.200.0000.07714.53
5.3.190.0000.07314.57
5.3.180.0030.08014.48
5.3.170.0030.05314.59
5.3.160.0030.04314.51
5.3.150.0070.07314.54
5.3.140.0000.04014.54
5.3.130.0000.06714.64
5.3.120.0070.07014.61
5.3.110.0070.07314.65
5.3.100.0000.04313.96
5.3.90.0070.07014.12
5.3.80.0030.07713.89
5.3.70.0030.05714.00
5.3.60.0030.07714.13
5.3.50.0030.07313.95
5.3.40.0000.07714.00
5.3.30.0030.06013.88
5.3.20.0100.06713.69
5.3.10.0070.03313.73
5.3.00.0030.07313.64
5.2.170.0030.06712.36
5.2.160.0070.04712.36
5.2.150.0000.06312.36
5.2.140.0030.04012.36
5.2.130.0000.03312.36
5.2.120.0030.02712.36
5.2.110.0000.06712.36
5.2.100.0000.05712.36
5.2.90.0030.03712.36
5.2.80.0000.06012.36
5.2.70.0100.06012.36
5.2.60.0000.05712.36
5.2.50.0030.06012.36
5.2.40.0000.04312.36
5.2.30.0000.06712.36
5.2.20.0030.06312.36
5.2.10.0000.06012.36
5.2.00.0000.05712.36
5.1.60.0030.05712.36
5.1.50.0030.05312.36
5.1.40.0000.04712.36
5.1.30.0000.04712.36
5.1.20.0030.05312.36
5.1.10.0070.05312.36
5.1.00.0030.05312.36
5.0.50.0030.04312.36
5.0.40.0030.04712.36
5.0.30.0070.04712.36
5.0.20.0000.04012.36
5.0.10.0100.03712.36
5.0.00.0070.06012.36
4.4.90.0070.02712.36
4.4.80.0000.02012.36
4.4.70.0000.02712.36
4.4.60.0000.02312.36
4.4.50.0030.03712.36
4.4.40.0000.04012.36
4.4.30.0000.03012.36
4.4.20.0030.02312.36
4.4.10.0030.02312.36
4.4.00.0030.05312.36
4.3.110.0030.03312.36
4.3.100.0000.03712.36
4.3.90.0070.03312.36
4.3.80.0030.05312.36
4.3.70.0070.03012.36
4.3.60.0000.03712.36
4.3.50.0000.03712.36
4.3.40.0000.04312.36
4.3.30.0030.03712.36
4.3.20.0000.04012.36
4.3.10.0030.02712.36
4.3.00.0000.03712.36

preferences:
49.76 ms | 401 KiB | 5 Q