3v4l.org

run code in 300+ PHP versions simultaneously
<?php class_exists('foo', false);

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)
8.3.40.0060.00918.68
8.3.30.0060.00918.50
8.3.20.0000.00818.48
8.3.10.0030.00520.41
8.3.00.0000.00819.13
8.2.170.0080.00822.96
8.2.160.0130.00721.06
8.2.150.0040.00424.18
8.2.140.0040.01224.66
8.2.130.0000.00726.16
8.2.120.0080.00020.61
8.2.110.0030.00619.19
8.2.100.0120.00017.66
8.2.90.0040.00419.03
8.2.80.0000.00917.97
8.2.70.0060.00317.38
8.2.60.0030.00617.68
8.2.50.0060.00618.07
8.2.40.0070.00018.09
8.2.30.0060.00317.83
8.2.20.0000.00717.59
8.2.10.0000.00717.42
8.2.00.0040.00417.41
8.1.270.0040.00424.66
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.14
8.1.230.0080.00418.95
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.10
8.1.190.0000.00917.22
8.1.180.0000.00718.10
8.1.170.0040.00418.54
8.1.160.0000.00718.75
8.1.150.0000.00718.41
8.1.140.0000.00717.22
8.1.130.0070.00017.69
8.1.120.0000.00817.32
8.1.110.0040.00417.34
8.1.100.0000.00717.37
8.1.90.0070.00017.30
8.1.80.0020.00517.32
8.1.70.0070.00017.25
8.1.60.0060.00317.35
8.1.50.0050.00217.32
8.1.40.0000.00717.29
8.1.30.0000.00717.41
8.1.20.0000.00817.37
8.1.10.0000.00717.38
8.1.00.0040.00417.19
8.0.300.0040.00418.77
8.0.290.0080.00016.58
8.0.280.0030.00318.30
8.0.270.0030.00317.01
8.0.260.0030.00316.68
8.0.250.0060.00316.83
8.0.240.0030.00716.81
8.0.230.0000.00716.80
8.0.220.0030.00316.74
8.0.210.0070.00016.79
8.0.200.0070.00016.83
8.0.190.0030.00316.88
8.0.180.0000.00716.75
8.0.170.0040.00416.64
8.0.160.0030.00416.80
8.0.150.0000.00916.77
8.0.140.0000.00716.73
8.0.130.0000.00613.25
8.0.120.0050.00216.71
8.0.110.0050.00316.74
8.0.100.0040.00416.68
8.0.90.0070.00016.61
8.0.80.0090.00616.63
8.0.70.0080.00016.82
8.0.60.0000.00716.78
8.0.50.0040.00416.82
8.0.30.0090.01016.79
8.0.20.0110.00816.84
8.0.10.0000.00816.82
8.0.00.0080.00816.61
7.4.330.0000.00512.89
7.4.320.0070.00216.37
7.4.300.0060.00016.26
7.4.290.0000.00716.36
7.4.280.0040.00416.38
7.4.270.0000.00716.38
7.4.260.0070.00013.15
7.4.250.0050.00216.41
7.4.240.0000.00716.46
7.4.230.0000.00716.57
7.4.220.0130.00616.45
7.4.210.0100.00516.43
7.4.200.0030.00316.24
7.4.190.0000.00716.31
7.4.160.0060.00916.41
7.4.150.0090.01216.37
7.4.140.0130.00716.33
7.4.130.0110.00716.41
7.4.120.0090.01016.39
7.4.110.0120.00916.43
7.4.100.0130.00616.32
7.4.90.0100.00716.30
7.4.80.0030.01919.39
7.4.70.0080.01116.39
7.4.60.0090.00616.41
7.4.50.0090.00016.46
7.4.40.0090.00316.28
7.4.30.0100.00516.14
7.4.00.0040.01214.69
7.3.330.0030.00313.03
7.3.320.0030.00312.89
7.3.310.0060.00016.21
7.3.300.0000.00616.14
7.3.290.0100.01016.17
7.3.280.0100.00516.13
7.3.270.0090.00916.14
7.3.260.0120.00616.16
7.3.250.0090.01316.24
7.3.240.0110.00716.20
7.3.230.0100.00516.21
7.3.210.0120.00416.05
7.3.200.0060.01016.33
7.3.190.0120.00616.28
7.3.180.0120.00616.38
7.3.170.0140.00616.44
7.3.160.0110.00416.30
7.3.120.0030.00814.54
7.3.110.0070.01314.89
7.3.100.0100.00314.71
7.3.90.0060.00614.63
7.3.80.0090.00014.58
7.3.70.0110.00414.42
7.3.60.0040.00714.66
7.3.50.0040.01114.73
7.3.40.0030.00614.71
7.3.30.0030.01014.64
7.3.20.0060.00916.60
7.3.10.0070.01116.58
7.3.00.0030.01016.33
7.2.330.0120.00816.47
7.2.320.0030.01316.41
7.2.310.0100.01116.36
7.2.300.0120.00316.20
7.2.290.0060.01016.27
7.2.250.0090.00914.98
7.2.240.0160.00314.95
7.2.230.0070.01114.95
7.2.220.0070.00714.39
7.2.210.0030.00914.95
7.2.200.0050.00514.91
7.2.190.0030.00814.91
7.2.180.0030.01314.70
7.2.170.0000.01414.68
7.2.00.0040.00819.13
7.1.330.0040.01215.53
7.1.320.0040.00415.55
7.1.310.0030.01415.61
7.1.300.0040.01115.71
7.1.290.0040.00715.71
7.1.280.0040.00715.70
7.1.270.0060.01015.55
7.1.260.0070.01015.69
7.1.100.0030.00918.17
7.1.70.0050.00216.70
7.1.60.0060.00617.12
7.1.50.0120.00916.86
7.1.00.0030.07322.36
7.0.200.0080.00316.51
7.0.140.0070.07021.96
7.0.120.0000.07322.16
7.0.60.0100.08319.93
7.0.50.0030.04717.80
7.0.40.0070.05020.24
7.0.30.0230.04020.22
7.0.20.0200.04720.30
7.0.10.0070.03720.22
7.0.00.0170.07320.21
5.6.280.0030.07320.88
5.6.210.0100.08020.60
5.6.200.0030.04018.13
5.6.190.0070.05320.61
5.6.180.0100.05720.57
5.6.170.0200.05020.61
5.6.160.0100.05020.52
5.6.150.0030.05718.18
5.6.140.0100.05318.21
5.6.130.0030.07318.11
5.6.120.0070.07721.01
5.6.110.0100.06320.97
5.6.100.0030.07721.07
5.6.90.0070.05321.02
5.6.80.0000.04320.37
5.6.70.3270.03020.37
5.5.350.0100.05320.32
5.5.340.0130.06318.00
5.5.330.0070.05020.23
5.5.320.0070.05320.28
5.5.310.0270.07720.12
5.5.300.0000.04717.98
5.5.290.0100.06017.98
5.5.280.0000.07320.64
5.5.270.0030.04720.86
5.5.260.0070.07020.72
5.5.250.0130.07320.68
5.5.240.0330.06320.18
5.4.450.0130.07319.41
5.4.440.0030.06719.47
5.4.430.0000.06319.49
5.4.420.0070.03719.40
5.4.410.0000.08319.33
5.4.400.0070.08019.12
5.4.390.0070.07719.12
5.4.380.0070.04319.09
5.4.370.0100.07319.18
5.4.360.0030.07019.18
5.4.350.0130.04019.18
5.4.340.0130.05318.81
5.4.320.0100.04718.80
5.4.310.0170.02719.18
5.4.300.0000.06019.08
5.4.290.0070.07719.11
5.4.280.0100.07018.80
5.4.270.0130.07019.19
5.4.260.0070.06718.91
5.4.250.0130.07019.13
5.4.240.0070.05019.14
5.4.230.0000.06718.96
5.4.220.0070.07719.13
5.4.210.0070.06019.08
5.4.200.0100.07018.78
5.4.190.0070.05318.78
5.4.180.0130.06719.16
5.4.170.0030.04318.80
5.4.160.0070.05019.05
5.4.150.0070.03719.11
5.4.140.0100.07316.20
5.4.130.0130.06716.36
5.4.120.0070.04016.25
5.4.110.0100.07016.23
5.4.100.0030.07716.26
5.4.90.0100.06016.38
5.4.80.0100.06316.29
5.4.70.0070.05016.26
5.4.60.0000.07016.59
5.4.50.0100.03316.12
5.4.40.0070.06316.26
5.4.30.0000.06716.21
5.4.20.0070.03316.22
5.4.10.0000.04016.38
5.4.00.0030.03315.82
5.3.290.0070.05014.61
5.3.280.0030.04014.52
5.3.270.0030.07314.52
5.3.260.0000.04014.44
5.3.250.0070.03714.50
5.3.240.0070.07314.50
5.3.230.0070.04314.49
5.3.220.0030.04314.66
5.3.210.0000.04314.49
5.3.200.0030.06714.49
5.3.190.0100.06314.48
5.3.180.0130.03014.53
5.3.170.0070.07314.44
5.3.160.0000.06014.48
5.3.150.0030.07314.51
5.3.140.0030.06714.47
5.3.130.0030.04014.63
5.3.120.0030.03714.44
5.3.110.0070.04014.33
5.3.100.0000.04013.95
5.3.90.0030.04713.97
5.3.80.0070.03013.95
5.3.70.0000.03713.93
5.3.60.0000.03713.88
5.3.50.0000.03713.73
5.3.40.0000.04013.87
5.3.30.0030.03313.74
5.3.20.0130.02313.70
5.3.10.0070.03013.44
5.3.00.0030.03313.58
5.2.170.0000.03011.11
5.2.160.0030.02711.02
5.2.150.0000.03711.11
5.2.140.0000.03011.11
5.2.130.0000.03010.95
5.2.120.0070.02311.09
5.2.110.0070.02310.99
5.2.100.0000.03011.04
5.2.90.0030.03711.03
5.2.80.0000.03011.04
5.2.70.0100.02711.07
5.2.60.0000.03310.93
5.2.50.0130.02310.82
5.2.40.0000.03010.97
5.2.30.0030.02711.11
5.2.20.0000.03311.03
5.2.10.0000.03010.88
5.2.00.0000.03010.79
5.1.60.0000.0239.98
5.1.50.0070.0209.83
5.1.40.0000.0279.95
5.1.30.0100.02310.21
5.1.20.0030.02310.35
5.1.10.0030.02310.21
5.1.00.0030.02310.02
5.0.50.0030.0208.52
5.0.40.0030.0178.46
5.0.30.0030.0338.23
5.0.20.0030.0178.14
5.0.10.0000.0208.11
5.0.00.0000.0308.16
4.4.90.0000.0178.02
4.4.80.0000.0138.02
4.4.70.0000.0178.02
4.4.60.0030.0138.02
4.4.50.0030.0138.02
4.4.40.0030.0208.02
4.4.30.0000.0178.02
4.4.20.0000.0178.02
4.4.10.0000.0138.02
4.4.00.0000.0238.02
4.3.110.0030.0108.02
4.3.100.0070.0138.02
4.3.90.0000.0178.02
4.3.80.0000.0238.02
4.3.70.0000.0138.02
4.3.60.0030.0138.02
4.3.50.0000.0138.02
4.3.40.0000.0238.02
4.3.30.0000.0138.02
4.3.20.0000.0138.02
4.3.10.0000.0138.02
4.3.00.0000.0178.02

preferences:
35.44 ms | 400 KiB | 5 Q