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run code in 300+ PHP versions simultaneously
<?php class MyClass { const constant = 'constant value'; function showConstant() { echo self::constant . "\n"; } } (new MyClass)->showConstant();

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)
8.3.60.0120.00318.43
8.3.50.0090.00622.09
8.3.40.0070.01018.75
8.3.30.0100.00318.91
8.3.20.0000.00820.36
8.3.10.0040.00421.95
8.3.00.0000.00822.57
8.2.180.0110.00416.38
8.2.170.0140.00022.96
8.2.160.0070.00720.86
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0030.00519.25
8.2.110.0050.00522.05
8.2.100.0070.00717.78
8.2.90.0000.00819.22
8.2.80.0030.00917.97
8.2.70.0000.00917.38
8.2.60.0050.00317.91
8.2.50.0030.00518.07
8.2.40.0090.00017.89
8.2.30.0000.00717.88
8.2.20.0050.00317.51
8.2.10.0000.00819.41
8.2.00.0040.00417.46
8.1.280.0100.00725.92
8.1.270.0000.00723.79
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0090.00023.96
8.1.230.0070.00419.10
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0000.00817.11
8.1.190.0000.00817.28
8.1.180.0030.00518.10
8.1.170.0000.00818.46
8.1.160.0030.00621.94
8.1.150.0000.00718.38
8.1.140.0060.00317.22
8.1.130.0000.00717.74
8.1.120.0000.00717.22
8.1.110.0020.00517.33
8.1.100.0040.00417.20
8.1.90.0040.00417.32
8.1.80.0000.00717.27
8.1.70.0000.00717.31
8.1.60.0080.00017.39
8.1.50.0040.00417.37
8.1.40.0070.00017.49
8.1.30.0030.00517.49
8.1.20.0080.00017.59
8.1.10.0040.00417.36
8.1.00.0040.00417.39
8.0.300.0040.00418.77
8.0.290.0050.00317.04
8.0.280.0080.00018.34
8.0.270.0000.00817.20
8.0.260.0060.00016.75
8.0.250.0000.00716.88
8.0.240.0040.00416.88
8.0.230.0070.00016.72
8.0.220.0000.00716.70
8.0.210.0080.00016.68
8.0.200.0030.00316.82
8.0.190.0000.00716.79
8.0.180.0000.00816.77
8.0.170.0040.00416.82
8.0.160.0000.00916.86
8.0.150.0000.00716.53
8.0.140.0000.00716.67
8.0.130.0050.00313.17
8.0.120.0000.00716.65
8.0.110.0050.00316.73
8.0.100.0080.00016.86
8.0.90.0000.00716.75
8.0.80.0070.01016.79
8.0.70.0040.00416.65
8.0.60.0000.00716.61
8.0.50.0040.00416.58
8.0.30.0070.01317.00
8.0.20.0120.00617.40
8.0.10.0000.00916.88
8.0.00.0060.01216.65
7.4.330.0050.00015.00
7.4.320.0040.00416.42
7.4.300.0060.00016.53
7.4.290.0030.00316.38
7.4.280.0030.00316.34
7.4.270.0050.00216.52
7.4.260.0000.00716.52
7.4.250.0000.00816.39
7.4.240.0020.00616.47
7.4.230.0030.00316.43
7.4.220.0130.01016.39
7.4.210.0040.01116.43
7.4.200.0000.00716.64
7.4.190.0000.00716.66
7.4.160.0140.00316.43
7.4.150.0110.00717.40
7.4.140.0120.00617.86
7.4.130.0110.00616.43
7.4.120.0120.00516.48
7.4.110.0110.00616.43
7.4.100.0120.00416.58
7.4.90.0120.01216.42
7.4.80.0070.01116.63
7.4.70.0140.00316.48
7.4.60.0030.01216.48
7.4.50.0020.00216.45
7.4.40.0030.01022.77
7.4.30.0090.00616.34
7.4.00.0090.00314.96
7.3.330.0000.00513.05
7.3.320.0050.00013.18
7.3.310.0030.00316.28
7.3.300.0030.00316.24
7.3.290.0100.01016.19
7.3.280.0080.00816.22
7.3.270.0110.00717.40
7.3.260.0150.00416.58
7.3.250.0110.00616.49
7.3.240.0120.00616.39
7.3.230.0130.00816.50
7.3.210.0030.01716.20
7.3.200.0060.01819.39
7.3.190.0060.01116.49
7.3.180.0120.00316.27
7.3.170.0060.00916.27
7.3.160.0040.01416.24
7.3.120.0060.00914.32
7.3.110.0070.00714.59
7.3.100.0040.01114.52
7.3.90.0040.00814.70
7.3.80.0000.00914.45
7.3.70.0080.00014.75
7.3.60.0060.00314.63
7.3.50.0000.00814.63
7.3.40.0050.00314.73
7.3.30.0060.00614.71
7.3.20.0070.01016.37
7.3.10.0050.00916.64
7.3.00.0080.00416.49
7.2.330.0070.01016.37
7.2.320.0100.00716.25
7.2.310.0110.01416.30
7.2.300.0130.00416.65
7.2.290.0130.00316.41
7.2.240.0100.00615.12
7.2.230.0100.00714.79
7.2.220.0000.01614.93
7.2.210.0070.01014.99
7.2.200.0000.01614.91
7.2.190.0060.00814.97
7.2.180.0030.01014.89
7.2.170.0030.00914.81
7.2.160.0040.01114.72
7.2.150.0040.00816.83
7.2.140.0030.00716.95
7.2.130.0030.00716.77
7.2.120.0040.01116.63
7.2.110.0040.00516.81
7.2.100.0040.00816.83
7.2.90.0030.01116.95
7.2.80.0020.01116.77
7.2.70.0080.00516.75
7.2.60.0060.00816.82
7.2.50.0060.00416.87
7.2.40.0050.01016.67
7.2.30.0080.00516.65
7.2.20.0080.00516.74
7.2.10.0050.00816.76
7.2.00.0060.00716.75
7.1.330.0100.00615.60
7.1.320.0080.00815.63
7.1.310.0110.00315.58
7.1.300.0030.01015.56
7.1.290.0000.01015.37
7.1.280.0100.00315.41
7.1.270.0050.00515.38
7.1.260.0030.01015.84
7.1.250.0070.00615.45
7.1.70.0000.00916.74
7.1.60.0100.01419.82
7.1.50.0040.01816.86
7.1.00.0000.07722.33
7.0.200.0030.00616.46
7.0.140.0030.07322.01
7.0.70.0130.07321.68
7.0.60.0070.08721.88
7.0.50.0170.07322.12
7.0.40.0000.07020.10
7.0.30.0030.07320.10
7.0.20.0100.08020.14
7.0.10.0070.06020.04
7.0.00.0100.05319.98
5.6.280.0070.07021.10
5.6.220.0000.08720.65
5.6.210.0030.06320.75
5.6.200.0100.04720.96
5.6.190.0000.04721.08
5.6.180.0030.08721.18
5.6.170.0130.08021.17
5.6.160.0030.08720.91
5.6.150.0100.07721.04
5.6.140.0070.07320.96
5.6.130.0200.07721.04
5.6.120.0030.08721.13
5.6.110.0100.07321.03
5.6.100.0130.07321.12
5.6.90.0130.08020.93
5.6.80.0100.08320.41
5.6.70.0030.08020.42
5.6.60.0130.06320.33
5.6.50.0100.08020.43
5.6.40.0100.06720.41
5.6.30.0070.04020.48
5.6.20.0100.04020.41
5.6.10.0070.05020.39
5.6.00.0000.04320.28
5.5.360.0100.06320.44
5.5.350.0030.07320.45
5.5.340.0100.05320.88
5.5.330.0070.08720.80
5.5.320.0100.06720.93
5.5.310.0130.05720.77
5.5.300.0000.06020.87
5.5.290.0030.07320.82
5.5.280.0070.08020.84
5.5.270.0100.06020.91
5.5.260.0200.06020.88
5.5.250.0100.07020.68
5.5.240.0100.07320.18
5.5.230.0030.08320.25
5.5.220.0030.05320.15
5.5.210.0100.08020.20
5.5.200.0070.04720.25
5.5.190.0000.07720.18
5.5.180.0030.07720.23
5.5.160.0100.07320.11
5.5.150.0100.04020.09
5.5.140.0000.04020.26
5.5.130.0030.07020.18
5.5.120.0000.06720.27
5.5.110.0100.03320.23
5.5.100.0070.04320.15
5.5.90.0000.05720.07
5.5.80.0000.04319.97
5.5.70.0170.05320.10
5.5.60.0000.08320.05
5.5.50.0000.08020.03
5.5.40.0000.05320.03
5.5.30.0070.06320.03
5.5.20.0030.04020.15
5.5.10.0100.03320.01
5.5.00.0030.03719.99
5.4.450.0070.04719.36
5.4.440.0000.08319.28
5.4.430.0100.05319.36
5.4.420.0100.03319.23
5.4.410.0070.07319.43
5.4.400.0100.07319.01
5.4.390.0030.04719.23
5.4.380.0030.07719.05
5.4.370.0070.05719.23
5.4.360.0030.07719.23
5.4.350.0100.06719.04
5.4.340.0030.07019.09
5.4.320.0100.07019.23
5.4.310.0000.08019.12
5.4.300.0070.03019.03
5.4.290.0000.03719.23
5.4.280.0030.08019.04
5.4.270.0000.07019.02
5.4.260.0000.04019.14
5.4.250.0000.04019.12
5.4.240.0030.07319.22
5.4.230.0030.06019.11
5.4.220.0000.07019.22
5.4.210.0000.07719.16
5.4.200.0070.03319.02
5.4.190.0030.06019.04
5.4.180.0070.03319.02
5.4.170.0000.04019.04
5.4.160.0000.04019.15
5.4.150.0030.04019.01
5.4.140.0000.03716.46
5.4.130.0000.03716.19
5.4.120.0000.07316.44
5.4.110.0030.06716.47
5.4.100.0070.07716.32
5.4.90.0070.07016.33
5.4.80.0030.05716.42
5.4.70.0030.06316.42
5.4.60.0030.06716.46
5.4.50.0000.08016.46
5.4.40.0130.05316.38
5.4.30.0030.06316.31
5.4.20.0000.08016.43
5.4.10.0000.08716.35
5.4.00.0070.05015.88
5.3.290.0000.04014.68
5.3.280.0070.05714.71
5.3.270.0070.03314.75
5.3.260.0000.04014.63
5.3.250.0100.03014.73
5.3.240.0000.04014.69
5.3.230.0170.06314.71
5.3.220.0070.04314.63
5.3.210.0030.07714.55
5.3.200.0030.08014.63
5.3.190.0100.03014.57
5.3.180.0070.07314.65
5.3.170.0030.04714.53
5.3.160.0070.07014.49
5.3.150.0100.06314.57
5.3.140.0070.07314.67
5.3.130.0100.06014.61
5.3.120.0030.08714.68
5.3.110.0070.08014.66
5.3.100.0030.07713.96
5.3.90.0070.07013.94
5.3.80.0070.07314.04
5.3.70.0100.07014.08
5.3.60.0100.04014.11
5.3.50.0030.07013.95
5.3.40.0070.07014.00
5.3.30.0000.05713.89
5.3.20.0000.07713.59
5.3.10.0070.05313.71
5.3.00.0070.04313.71
5.2.170.0070.06313.31
5.2.160.0000.05013.31
5.2.150.0030.06013.31
5.2.140.0000.06313.31
5.2.130.0030.08013.31
5.2.120.0070.06013.31
5.2.110.0030.04313.31
5.2.100.0100.04013.31
5.2.90.0030.06713.31
5.2.80.0000.06713.31
5.2.70.0070.04713.31
5.2.60.0100.05713.31
5.2.50.0030.06313.31
5.2.40.0000.06313.31
5.2.30.0030.06013.31
5.2.20.0000.06013.31
5.2.10.0030.06013.31
5.2.00.0030.06013.31
5.1.60.0030.05313.31
5.1.50.0030.04313.31
5.1.40.0000.04313.31
5.1.30.0070.05013.31
5.1.20.0030.04013.31
5.1.10.0030.03713.31
5.1.00.0030.05013.31
5.0.50.0000.04713.31
5.0.40.0000.03713.31
5.0.30.0000.05713.31
5.0.20.0030.04313.31
5.0.10.0000.05013.31
5.0.00.0000.06713.31
4.4.90.0000.03013.31
4.4.80.0030.03013.31
4.4.70.0000.03713.31
4.4.60.0000.03713.31
4.4.50.0030.03313.31
4.4.40.0030.05313.31
4.4.30.0000.03713.31
4.4.20.0000.03313.31
4.4.10.0000.03713.31
4.4.00.0030.05013.31
4.3.110.0000.03713.31
4.3.100.0000.03713.31
4.3.90.0070.02313.31
4.3.80.0030.05013.31
4.3.70.0030.02313.31
4.3.60.0070.02313.31
4.3.50.0000.03013.31
4.3.40.0100.04713.31
4.3.30.0030.03713.31
4.3.20.0030.03713.31
4.3.10.0000.03713.31
4.3.00.0070.03013.31

preferences:
46.13 ms | 400 KiB | 5 Q