3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class C { const NAME = ''; const FOO = self::NAME . ' FOO'; } class D extends C { const NAME = 'D'; } class E extends C { const NAME = 'E'; } var_dump(C::FOO); var_dump(D::FOO); var_dump(E::FOO);

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)
8.3.60.0110.01116.61
8.3.50.0190.00521.16
8.3.40.0090.00918.72
8.3.30.0110.00418.63
8.3.20.0060.00920.30
8.3.10.0050.00323.43
8.3.00.0080.00022.32
8.2.180.0070.01416.50
8.2.170.0140.00322.96
8.2.160.0030.01020.43
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0030.00617.50
8.2.110.0030.00720.22
8.2.100.0120.00017.63
8.2.90.0000.00719.10
8.2.80.0030.00517.97
8.2.70.0030.00617.50
8.2.60.0000.00817.80
8.2.50.0080.00018.07
8.2.40.0030.00521.13
8.2.30.0000.00719.68
8.2.20.0000.00717.48
8.2.10.0040.00417.79
8.2.00.0040.00417.92
8.1.280.0110.00425.92
8.1.270.0080.00020.33
8.1.260.0000.00926.35
8.1.250.0030.00528.09
8.1.240.0050.00523.84
8.1.230.0090.00317.42
8.1.220.0070.00017.74
8.1.210.0080.00018.77
8.1.200.0000.01017.10
8.1.190.0090.00017.10
8.1.180.0040.00418.10
8.1.170.0030.00618.41
8.1.160.0050.00221.98
8.1.150.0000.00818.70
8.1.140.0040.00417.18
8.1.130.0030.00317.63
8.1.120.0040.00417.36
8.1.110.0000.00717.34
8.1.100.0050.00217.23
8.1.90.0070.00017.36
8.1.80.0050.00217.30
8.1.70.0000.00717.23
8.1.60.0040.00417.43
8.1.50.0000.00917.42
8.1.40.0080.00017.38
8.1.30.0030.00517.50
8.1.20.0000.00817.54
8.1.10.0000.00717.23
8.1.00.0050.00217.30
8.0.300.0000.00718.77
8.0.290.0000.00816.58
8.0.280.0070.00018.20
8.0.270.0070.00017.06
8.0.260.0030.00317.12
8.0.250.0000.00716.86
8.0.240.0030.00316.66
8.0.230.0030.00516.66
8.0.220.0050.00216.80
8.0.210.0040.00416.63
8.0.200.0000.00716.86
8.0.190.0040.00416.70
8.0.180.0000.00816.78
8.0.170.0000.00816.67
8.0.160.0030.00616.72
8.0.150.0040.00416.63
8.0.140.0000.00716.60
8.0.130.0000.00613.27
8.0.120.0000.00716.61
8.0.110.0000.00816.72
8.0.100.0070.00016.71
8.0.90.0040.00416.86
8.0.80.0040.01016.80
8.0.70.0030.00516.71
8.0.60.0000.00716.80
8.0.50.0030.00516.64
8.0.30.0110.00816.85
8.0.20.0130.00617.40
8.0.10.0050.00216.70
8.0.00.0110.00716.63
7.4.330.0050.00015.08
7.4.320.0030.00316.36
7.4.300.0030.00316.44
7.4.290.0070.00016.43
7.4.280.0070.00416.41
7.4.270.0070.00016.47
7.4.260.0030.00316.34
7.4.250.0080.00016.40
7.4.240.0010.00616.39
7.4.230.0000.00716.53
7.4.220.0070.01116.29
7.4.210.0050.00916.40
7.4.200.0000.00716.36
7.4.160.0060.00916.40
7.4.150.0070.01017.40
7.4.140.0140.00617.86
7.4.130.0130.00916.33
7.4.120.0070.01216.28
7.4.110.0090.01416.43
7.4.100.0070.01016.33
7.4.90.0080.00816.28
7.4.80.0130.00419.39
7.4.70.0080.01216.35
7.4.60.0060.00916.40
7.4.50.0050.00316.25
7.4.40.0110.00616.27
7.4.30.0100.01316.32
7.4.00.0090.00814.71
7.3.330.0000.00613.03
7.3.320.0030.00313.12
7.3.310.0030.00316.19
7.3.300.0030.00316.02
7.3.290.0040.00416.21
7.3.280.0090.00816.14
7.3.270.0170.00317.40
7.3.260.0080.00816.22
7.3.250.0110.00716.18
7.3.240.0080.00816.43
7.3.230.0060.01116.39
7.3.210.0040.01216.15
7.3.200.0060.01619.39
7.3.190.0120.00416.18
7.3.180.0130.00616.22
7.3.170.0130.00716.53
7.3.160.0110.00816.19
7.3.120.0080.00814.45
7.3.110.0060.01014.52
7.3.100.0040.01114.69
7.3.90.0120.00614.84
7.3.80.0000.01614.55
7.3.70.0060.01214.79
7.3.60.0100.00314.49
7.3.50.0170.00014.59
7.3.40.0070.01314.61
7.3.30.0060.00914.63
7.3.20.0090.00616.32
7.3.10.0090.00616.41
7.3.00.0100.00716.33
7.2.330.0040.01416.22
7.2.320.0070.01416.22
7.2.310.0120.01216.43
7.2.300.0060.01116.54
7.2.290.0070.01116.27
7.2.250.0040.01514.76
7.2.240.0000.01915.00
7.2.230.0090.00614.93
7.2.220.0150.00314.53
7.2.210.0060.00914.94
7.2.200.0030.00814.62
7.2.190.0130.00314.86
7.2.180.0030.01014.77
7.2.170.0070.01314.52
7.2.60.0070.00316.93
7.2.00.0030.01419.27
7.1.330.0070.00715.75
7.1.320.0070.01015.57
7.1.310.0130.00315.73
7.1.300.0060.00615.42
7.1.290.0060.01215.32
7.1.280.0000.01415.68
7.1.270.0080.00315.36
7.1.260.0070.00715.78
7.1.200.0080.00415.59
7.1.100.0110.00017.77
7.1.70.0040.00816.82
7.1.60.0120.01220.03
7.1.50.0100.00616.70
7.1.00.0030.07722.47
7.0.200.0810.00314.89
7.0.60.0070.08321.78
7.0.50.0130.03017.83
7.0.40.0070.09320.13
7.0.30.0400.06720.23
7.0.20.0230.05020.06
7.0.10.0000.05020.22
7.0.00.0030.04720.30
5.6.280.0000.07720.91
5.6.210.0100.04720.46
5.6.200.0170.04318.19
5.6.190.0100.06320.67
5.6.180.0430.07320.64
5.6.170.0300.05320.55
5.6.160.0070.05320.54
5.6.150.0000.05018.18
5.6.140.0070.08018.18
5.6.130.0100.05318.15
5.6.120.0000.04321.14
5.6.110.0070.08320.89
5.6.100.0170.07320.98
5.6.90.0070.05321.10
5.6.80.0000.04320.28
5.5.350.0130.08020.32
5.5.340.0070.06017.99
5.5.330.0000.09720.13
5.5.320.0400.05320.29
5.5.310.0400.06320.37
5.5.300.0100.04018.08
5.5.290.0070.08017.95
5.5.280.0070.03720.84
5.5.270.0070.08720.75
5.5.260.0100.07720.86
5.5.250.0100.07720.68
5.5.240.0130.08020.27
5.4.450.4070.03719.48
5.4.440.2570.03319.46
5.4.430.4000.04019.55
5.4.420.3470.03319.49
5.4.410.3170.03319.24
5.4.400.2770.03019.15
5.4.390.1200.03719.23
5.4.380.3230.03719.13
5.4.370.3930.03719.13
5.4.360.3500.04019.20
5.4.350.3730.03319.14
5.4.340.4230.03018.93
5.4.320.4830.03019.22
5.4.310.3730.03019.17
5.4.300.4670.04019.13
5.4.290.4630.03318.96
5.4.280.3970.04018.93
5.4.270.3870.03319.09
5.4.260.3900.03719.22
5.4.250.3970.03719.22
5.4.240.3700.04019.14
5.4.230.3730.03718.93
5.4.220.4030.03319.14
5.4.210.3930.04019.05
5.4.200.3830.02719.13
5.4.190.3930.03719.25
5.4.180.0100.07319.21
5.4.170.4100.02719.09
5.4.160.3900.04018.95
5.4.150.3730.03319.02
5.4.140.3770.03716.51
5.4.130.3700.03316.45
5.4.120.3970.04016.54
5.4.110.3930.03716.48
5.4.100.3400.03316.52
5.4.90.3870.03716.44
5.4.80.0130.06716.43
5.4.70.0030.05016.21

preferences:
57.59 ms | 401 KiB | 5 Q