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run code in 300+ PHP versions simultaneously
<?php class Majom { public function __construct() { print("majom"); } } class Kutya extends Majom { public function __construct() { print("kutya"); } } $x = new Majom(); $y = new Kutya();

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)
8.3.60.0140.00418.38
8.3.50.0150.00322.05
8.3.40.0040.01118.84
8.3.30.0140.00320.38
8.3.20.0040.00418.74
8.3.10.0080.00020.84
8.3.00.0000.01519.56
8.2.180.0160.00316.63
8.2.170.0100.00722.96
8.2.160.0130.00320.57
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00019.84
8.2.110.0090.00020.26
8.2.100.0070.00417.85
8.2.90.0040.00418.07
8.2.80.0060.00319.39
8.2.70.0050.00317.50
8.2.60.0050.00317.68
8.2.50.0040.00418.07
8.2.40.0060.00319.88
8.2.30.0030.00519.48
8.2.20.0000.00817.70
8.2.10.0040.00417.55
8.2.00.0040.00417.48
8.1.280.0030.01025.92
8.1.270.0030.00523.99
8.1.260.0070.00026.35
8.1.250.0030.00628.09
8.1.240.0070.01421.93
8.1.230.0040.00820.88
8.1.220.0080.00017.74
8.1.210.0030.00718.81
8.1.200.0060.00317.22
8.1.190.0050.00217.48
8.1.180.0040.00418.10
8.1.170.0030.00618.50
8.1.160.0040.00418.69
8.1.150.0000.00718.48
8.1.140.0070.00017.25
8.1.130.0030.00317.73
8.1.120.0050.00517.29
8.1.110.0080.00017.34
8.1.100.0070.00017.38
8.1.90.0070.00017.29
8.1.80.0040.00417.27
8.1.70.0000.00717.33
8.1.60.0080.00017.59
8.1.50.0000.00717.46
8.1.40.0040.00417.36
8.1.30.0000.00817.66
8.1.20.0000.00817.57
8.1.10.0040.00417.52
8.1.00.0040.00417.46
8.0.300.0050.00220.02
8.0.290.0000.00817.18
8.0.280.0000.00718.47
8.0.270.0070.00017.18
8.0.260.0030.00316.82
8.0.250.0030.00616.80
8.0.240.0000.00916.78
8.0.230.0030.00316.86
8.0.220.0070.00016.74
8.0.210.0030.00316.82
8.0.200.0000.00816.77
8.0.190.0040.00416.85
8.0.180.0040.00416.88
8.0.170.0070.00016.73
8.0.160.0000.00716.83
8.0.150.0000.00716.86
8.0.140.0000.00716.77
8.0.130.0000.00513.20
8.0.120.0040.00416.88
8.0.110.0000.00816.63
8.0.100.0000.00716.64
8.0.90.0040.00416.89
8.0.80.0030.01216.87
8.0.70.0040.00416.60
8.0.60.0070.00016.77
8.0.50.0020.00516.73
8.0.30.0110.00716.75
8.0.20.0060.01117.40
8.0.10.0040.00416.93
8.0.00.0080.01116.69
7.4.330.0050.00016.70
7.4.320.0030.00316.58
7.4.300.0030.00316.59
7.4.290.0000.00616.58
7.4.280.0030.00316.53
7.4.270.0000.00716.50
7.4.260.0000.00513.28
7.4.250.0000.00816.55
7.4.240.0030.00316.52
7.4.230.0000.00716.48
7.4.220.0060.01216.47
7.4.210.0070.00916.54
7.4.200.0040.00416.66
7.4.190.0070.00016.50
7.4.160.0080.00816.59
7.4.150.0100.00717.40
7.4.140.0100.00717.86
7.4.130.0120.00716.45
7.4.120.0130.00616.55
7.4.110.0130.00316.32
7.4.100.0070.01116.45
7.4.90.0120.01116.51
7.4.80.0100.01019.39
7.4.70.0080.00816.70
7.4.60.0150.00716.43
7.4.50.0030.00516.54
7.4.40.0060.01022.77
7.4.30.0140.00316.40
7.4.00.0040.01214.96
7.3.330.0050.00013.16
7.3.320.0030.00313.00
7.3.310.0030.00316.05
7.3.300.0000.00716.07
7.3.290.0070.00716.31
7.3.280.0090.00816.25
7.3.270.0090.00917.40
7.3.260.0110.00818.24
7.3.250.0050.01316.42
7.3.240.0060.01016.18
7.3.230.0110.00516.39
7.3.210.0090.01016.35
7.3.200.0120.00919.39
7.3.190.0100.00716.32
7.3.180.0050.01116.14
7.3.170.0140.00416.45
7.3.160.0100.00616.55
7.3.120.0000.01414.70
7.2.330.0150.00316.80
7.2.320.0070.01516.62
7.2.310.0130.00616.72
7.2.300.0090.00616.53
7.2.290.0140.00316.62
7.2.60.0030.01016.75
7.2.00.0100.00318.82
7.1.200.0060.00915.28
7.1.100.0070.00718.03
7.1.70.0100.00016.76
7.1.60.0100.00719.24
7.1.50.0100.01416.54
7.1.00.0030.03722.44
7.0.200.0000.00716.70
7.0.140.0100.06722.18
7.0.100.0200.07019.85
7.0.90.0430.06719.92
7.0.80.0230.07019.91
7.0.70.0170.08319.91
7.0.60.0270.07719.89
7.0.50.0430.06320.27
7.0.40.0100.08020.04
7.0.30.0100.04720.10
7.0.20.0030.07320.07
7.0.10.0030.04720.10
7.0.00.0100.04320.00
5.6.280.0000.07321.10
5.6.250.0070.05020.52
5.6.240.0070.07320.73
5.6.230.0000.07320.54
5.6.220.0030.05020.62
5.6.210.0100.07720.61
5.6.200.0070.06021.02
5.6.190.0030.07721.12
5.6.180.0100.05020.96
5.6.170.0000.07021.09
5.6.160.0070.08021.05
5.6.150.0100.05720.96
5.6.140.0130.06021.00
5.6.130.0100.06721.04
5.6.120.0030.04720.93
5.6.110.0070.07320.94
5.6.100.0170.05721.02
5.6.90.0030.08721.00
5.6.80.0030.07720.40
5.6.70.0070.08020.42
5.6.60.0030.06020.37
5.6.50.0030.07720.34
5.6.40.0130.04720.47
5.6.30.0130.07720.41
5.6.20.0030.06720.40
5.6.10.0100.07020.30
5.6.00.0130.03320.27
5.5.380.0130.07320.57
5.5.370.0130.06320.52
5.5.360.0070.07320.38
5.5.350.0100.07320.38
5.5.340.0030.05320.78
5.5.330.0130.07020.78
5.5.320.0100.07320.92
5.5.310.0130.04320.92
5.5.300.0130.08020.80
5.5.290.0100.07720.88
5.5.280.0070.06020.76
5.5.270.0030.08020.91
5.5.260.0030.05320.88
5.5.250.0130.05720.70
5.5.240.0000.05020.30
5.5.230.0030.04320.16
5.5.220.0030.04720.27
5.5.210.0130.05720.15
5.5.200.0200.05320.24
5.5.190.0170.07720.13
5.5.180.0170.04720.15
5.5.160.0100.04320.28
5.5.150.0070.07720.27
5.5.140.0030.08720.14
5.5.130.0070.07020.27
5.5.120.0070.05020.17
5.5.110.0170.05320.14
5.5.100.0100.07719.95
5.5.90.0170.07020.07
5.5.80.0170.05020.06
5.5.70.0130.06020.00
5.5.60.0100.04320.05
5.5.50.0130.07320.14
5.5.40.0030.08320.08
5.5.30.0100.06720.07
5.5.20.0100.05020.05
5.5.10.0070.06319.95
5.5.00.0000.04320.13
5.4.450.0130.05719.20
5.4.440.0070.06719.56
5.4.430.0100.06719.37
5.4.420.0130.04019.39
5.4.410.0130.04319.05
5.4.400.0130.04319.18
5.4.390.0070.05719.19
5.4.380.0030.04718.90
5.4.370.0070.06718.85
5.4.360.0030.05019.04
5.4.350.0070.07019.05
5.4.340.0070.04318.85
5.4.320.0000.08319.14
5.4.310.0130.05019.18
5.4.300.0070.06719.10
5.4.290.0030.05019.04
5.4.280.0100.07319.14
5.4.270.0100.03719.23
5.4.260.0100.07319.08
5.4.250.0000.08019.03
5.4.240.0070.03719.04
5.4.230.0030.07318.84
5.4.220.0030.08019.12
5.4.210.0070.07318.84
5.4.200.0130.07319.04
5.4.190.0170.06319.14
5.4.180.0130.05719.04
5.4.170.0070.04719.04
5.4.160.0070.04019.11
5.4.150.0070.04719.02
5.4.140.0030.07016.51
5.4.130.0070.04316.48
5.4.120.0100.06316.46
5.4.110.0030.06716.52
5.4.100.0100.06716.44
5.4.90.0070.06716.54
5.4.80.0030.04316.43
5.4.70.0100.06016.47
5.4.60.0030.04716.45
5.4.50.0000.04716.48
5.4.40.0030.04716.36
5.4.30.0130.06016.32
5.4.20.0100.07016.31
5.4.10.0100.05716.39
5.4.00.0030.07715.78
5.3.290.0100.07314.68
5.3.280.0070.07714.66
5.3.270.0070.07014.63
5.3.260.0100.07314.64
5.3.250.0130.05714.57
5.3.240.0070.04314.61
5.3.230.0030.08014.66
5.3.220.0070.05714.69
5.3.210.0030.04714.49
5.3.200.0070.06314.68
5.3.190.0030.04714.57
5.3.180.0030.04314.55
5.3.170.0030.07014.63
5.3.160.0100.07014.67
5.3.150.0030.04014.54
5.3.140.0100.08014.50
5.3.130.0030.06314.47
5.3.120.0070.08314.50
5.3.110.0030.08314.53
5.3.100.0170.06714.13
5.3.90.0070.07714.16
5.3.80.0070.07013.94
5.3.70.0070.06714.01
5.3.60.0030.04313.90
5.3.50.0100.06714.02
5.3.40.0100.06013.88
5.3.30.0030.03713.96
5.3.20.0070.03313.69
5.3.10.0030.06313.57
5.3.00.0070.07313.53
5.2.170.0070.03311.25
5.2.160.0130.05011.04
5.2.150.0030.03011.05
5.2.140.0070.03011.20
5.2.130.0070.05311.03
5.2.120.0070.04010.99
5.2.110.0130.06311.15
5.2.100.0070.06311.16
5.2.90.0000.04311.16
5.2.80.0100.04711.05
5.2.70.0070.06010.98
5.2.60.0000.03711.15
5.2.50.0030.06311.05
5.2.40.0000.06310.90
5.2.30.0070.04711.00
5.2.20.0070.05711.02
5.2.10.0070.02710.88
5.2.00.0030.02710.81
5.1.60.0070.02010.07
5.1.50.0070.03710.08
5.1.40.0070.02710.03
5.1.30.0000.06010.37
5.1.20.0070.05010.44
5.1.10.0000.03310.08
5.1.00.0000.04310.18
5.0.50.0030.0208.58
5.0.40.0070.0308.50
5.0.30.0070.0608.23
5.0.20.0030.0278.22
5.0.10.0030.0438.28
5.0.00.0100.0378.23
4.4.90.0030.0208.22
4.4.80.0100.0208.22
4.4.70.0000.0378.22
4.4.60.0030.0208.22
4.4.50.0000.0208.22
4.4.40.0000.0278.22
4.4.30.0000.0338.22
4.4.20.0030.0208.22
4.4.10.0030.0308.22
4.4.00.0000.0278.22
4.3.110.0030.0338.22
4.3.100.0030.0308.22
4.3.90.0000.0378.22
4.3.80.0070.0278.22
4.3.70.0000.0178.22
4.3.60.0000.0178.22
4.3.50.0030.0178.22
4.3.40.0030.0208.22
4.3.30.0000.0178.22
4.3.20.0000.0208.22
4.3.10.0000.0178.22
4.3.00.0000.0178.22

preferences:
43.1 ms | 401 KiB | 5 Q