3v4l.org

run code in 500+ PHP versions simultaneously
<?php class Foo { public function serialize() {} } var_dump(serialize(new Foo)); $c = new class() { public function serialize() {} }; var_dump(serialize($c));

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)
8.5.90.0040.00317.05
8.5.80.0050.00316.97
8.5.70.0100.00816.83
8.5.60.0060.01116.95
8.5.50.0090.00818.44
8.5.30.0130.00919.00
8.5.20.0110.00619.63
8.5.10.0130.00816.71
8.5.00.0110.01120.14
8.4.240.0130.01119.61
8.4.230.0140.00719.64
8.4.220.0050.00419.72
8.4.210.0080.01219.54
8.4.180.0160.00819.90
8.4.170.0100.01222.01
8.4.160.0070.00523.83
8.4.150.0070.00616.89
8.4.140.0190.00717.90
8.4.130.0120.00718.95
8.4.120.0110.00719.67
8.4.110.0100.00624.21
8.4.100.0120.01017.83
8.4.90.0100.00920.56
8.4.80.0070.01118.90
8.4.70.0100.00920.52
8.4.60.0110.00820.54
8.4.50.0080.00318.71
8.4.40.0160.00317.92
8.4.30.0080.00017.72
8.4.20.0070.01419.26
8.4.10.0130.00317.77
8.3.330.0100.00918.50
8.3.320.0120.00618.56
8.3.310.0080.00918.70
8.3.300.0110.01118.45
8.3.290.0070.01220.82
8.3.280.0120.00818.53
8.3.270.0100.00816.47
8.3.260.0120.00716.56
8.3.250.0120.00716.77
8.3.240.0090.01116.79
8.3.230.0100.00816.52
8.3.220.0080.01119.02
8.3.210.0070.00716.53
8.3.200.0070.00216.78
8.3.190.0100.00816.90
8.3.180.0090.00919.05
8.3.170.0090.00918.68
8.3.160.0140.00419.09
8.3.150.0070.01116.49
8.3.140.0040.00416.60
8.3.130.0030.00618.57
8.3.120.0040.00418.79
8.3.110.0030.00620.94
8.3.100.0040.00416.45
8.3.90.0080.00026.77
8.3.80.0080.00017.97
8.3.70.0070.01116.88
8.3.60.0110.00718.23
8.3.50.0050.00818.29
8.3.40.0070.00718.55
8.3.30.0040.01118.88
8.3.20.0070.00021.80
8.3.10.0080.00023.47
8.3.00.0040.00421.14
8.2.320.0120.01018.27
8.2.310.0130.00718.06
8.2.300.0110.00920.18
8.2.290.0100.00916.80
8.2.280.0090.01020.20
8.2.270.0060.01316.63
8.2.260.0090.00918.75
8.2.250.0040.00416.80
8.2.240.0050.00519.05
8.2.230.0090.00022.58
8.2.220.0060.00324.06
8.2.210.0090.00626.77
8.2.200.0030.00616.63
8.2.190.0150.00318.16
8.2.180.0090.00616.75
8.2.170.0060.00922.96
8.2.160.0160.00619.15
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00420.38
8.2.120.0050.00326.35
8.2.110.0060.00321.06
8.2.100.0070.00417.70
8.2.90.0040.00417.92
8.2.80.0050.00318.34
8.2.70.0040.00417.93
8.2.60.0040.00417.63
8.2.50.0000.00918.10
8.2.40.0000.00822.14
8.2.30.0000.00719.52
8.2.20.0030.00618.12
8.2.10.0000.00817.79
8.2.00.0070.00017.93
8.1.340.0070.00222.09
8.1.330.0110.00816.01
8.1.320.0110.00916.25
8.1.310.0110.00718.17
8.1.300.0090.00016.04
8.1.290.0080.00030.84
8.1.280.0100.00725.92
8.1.270.0080.00023.83
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0080.00022.52
8.1.230.0040.00722.75
8.1.220.0000.00817.78
8.1.210.0060.00318.77
8.1.200.0100.00017.23
8.1.190.0040.00417.38
8.1.180.0030.00518.10
8.1.170.0080.00018.70
8.1.160.0040.00418.89
8.1.150.0030.00518.55
8.1.140.0000.00717.58
8.1.130.0000.00720.73
8.1.120.0030.00617.52
8.1.110.0050.00517.34
8.1.100.0040.00317.47
8.1.90.0000.00717.45
8.1.80.0020.00517.46
8.1.70.0090.00017.46
8.1.60.0030.00517.57
8.1.50.0040.00417.58
8.1.40.0060.00317.52
8.1.30.0000.00817.61
8.1.20.0040.00417.63
8.1.10.0040.00417.48
8.1.00.0040.00417.50
8.0.300.0000.00720.03
8.0.290.0030.00616.88
8.0.280.0000.00718.44
8.0.270.0030.00317.18
8.0.260.0070.00016.90
8.0.250.0040.00417.06
8.0.240.0000.00816.93
8.0.230.0000.00716.95
8.0.220.0030.00316.84
8.0.210.0030.00316.95
8.0.200.0000.00716.91
8.0.190.0040.00416.91
8.0.180.0040.00416.95
8.0.170.0060.00316.98
8.0.160.0000.01116.85
8.0.150.0030.00916.92
8.0.140.0070.00016.89
8.0.130.0050.00213.43
8.0.120.0040.00416.90
8.0.110.0040.00416.93
8.0.100.0080.00016.78
8.0.90.0000.00716.80
8.0.80.0060.00916.90
8.0.70.0080.00016.92
8.0.60.0000.00716.85
8.0.50.0070.00016.80
8.0.30.0110.00616.99
8.0.20.0100.01017.40
8.0.10.0000.00717.07
8.0.00.0120.01217.00
7.4.330.0030.00315.55
7.4.320.0060.00016.52
7.4.300.0040.00416.62
7.4.290.0000.00716.40
7.4.280.0030.00516.53
7.4.270.0000.00716.65
7.4.260.0080.00016.56
7.4.250.0050.00316.59
7.4.240.0030.00316.69
7.4.230.0000.00916.48
7.4.220.0050.00316.43
7.4.210.0100.00616.54
7.4.200.0030.00316.44
7.4.160.0080.00716.54
7.4.140.0110.00917.86
7.4.130.0100.00716.47
7.4.120.0120.00616.55
7.4.110.0040.01316.58
7.4.100.0120.00416.48
7.4.90.0070.01616.39
7.4.80.0150.00619.39
7.4.70.0110.00816.51
7.4.60.0040.01416.54
7.4.50.0030.01116.35
7.4.40.0120.00616.74
7.4.00.0090.00914.85
7.3.330.0000.00713.30
7.3.320.0050.00313.28
7.3.310.0030.00516.33
7.3.300.0070.00016.18
7.3.290.0030.00316.17
7.3.280.0090.00516.30
7.3.260.0120.01116.36
7.3.250.0120.00616.36
7.3.240.0100.00816.47
7.3.230.0130.00316.28
7.3.210.0120.00616.46
7.3.200.0070.01416.46
7.3.190.0160.00616.37
7.3.180.0060.00916.49
7.3.170.0110.00916.37
7.3.160.0060.01616.54
7.3.10.0200.00615.97
7.3.00.0300.01016.55
7.2.330.0120.00616.54
7.2.320.0120.00916.39
7.2.310.0060.01616.64
7.2.300.0070.01016.45
7.2.290.0030.01816.66
7.2.130.0120.00616.55
7.2.120.0150.00516.75
7.2.110.0090.01416.09
7.2.100.0100.00916.05
7.2.90.0180.00516.41
7.2.80.0220.00316.28
7.2.70.0190.00616.43
7.2.60.0210.00516.37
7.2.50.0370.01016.56
7.2.40.0390.00416.68
7.2.30.0240.01316.95
7.2.20.0190.00717.31
7.2.10.0260.00817.29
7.2.00.0230.00717.43
7.1.250.0150.00915.31
7.1.200.0130.00015.79
7.1.150.0120.01016.73
7.1.140.0180.01616.85
7.1.130.0150.01416.78
7.1.120.0120.01216.39
7.1.110.0180.01416.27
7.1.100.0170.01015.72
7.1.90.0180.01015.91
7.1.80.0170.00715.93
7.1.70.0140.01315.29
7.1.60.0300.01133.16
7.1.50.0310.01732.83
7.1.40.0310.01532.60
7.1.30.0340.01932.60
7.1.20.0380.01932.85
7.1.10.0130.01214.63
7.1.00.0370.01214.68

preferences:
565.19 ms | 1533 KiB | 5 Q