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run code in 300+ PHP versions simultaneously
<?php namespace LOLOL; class Abs { public function __toString() { return strtolower(get_class($this)); /* Should print test, not abs :P */ } } class Test extends Abs { } $x = new Test; echo $x;

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)
8.3.60.0110.00716.63
8.3.50.0100.00522.83
8.3.40.0110.00718.54
8.3.30.0070.00719.22
8.3.20.0040.00420.18
8.3.10.0040.00421.73
8.3.00.0030.00519.56
8.2.180.0170.00316.63
8.2.170.0110.00422.96
8.2.160.0100.00720.52
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0130.00726.16
8.2.120.0000.00820.97
8.2.110.0070.00320.52
8.2.100.0110.00517.52
8.2.90.0030.00519.18
8.2.80.0100.00017.97
8.2.70.0000.00917.50
8.2.60.0000.00818.03
8.2.50.0060.00318.07
8.2.40.0000.00818.09
8.2.30.0040.00418.13
8.2.20.0000.00717.69
8.2.10.0070.00018.06
8.2.00.0050.00217.74
8.1.280.0110.00425.92
8.1.270.0080.00023.91
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0000.00922.65
8.1.230.0060.00618.96
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0060.00317.35
8.1.190.0000.00817.25
8.1.180.0000.00818.10
8.1.170.0040.00418.30
8.1.160.0000.00822.05
8.1.150.0070.00018.80
8.1.140.0070.00017.37
8.1.130.0000.00717.76
8.1.120.0040.00417.43
8.1.110.0000.00717.49
8.1.100.0030.00317.46
8.1.90.0070.00017.37
8.1.80.0030.00317.46
8.1.70.0040.00417.37
8.1.60.0030.00617.57
8.1.50.0000.00817.49
8.1.40.0040.00417.51
8.1.30.0040.00417.68
8.1.20.0000.00717.65
8.1.10.0050.00317.48
8.1.00.0030.00517.41
8.0.300.0000.00718.77
8.0.290.0040.00416.72
8.0.280.0000.00818.39
8.0.270.0020.00517.13
8.0.260.0000.00617.33
8.0.250.0030.00416.86
8.0.240.0000.00816.97
8.0.230.0050.00316.95
8.0.220.0030.00316.86
8.0.210.0000.00716.79
8.0.200.0000.00716.82
8.0.190.0040.00416.96
8.0.180.0040.00416.82
8.0.170.0040.00416.95
8.0.160.0000.00716.88
8.0.150.0050.00216.82
8.0.140.0000.00716.75
8.0.130.0030.00313.32
8.0.120.0070.00016.82
8.0.110.0070.00016.85
8.0.100.0040.00416.88
8.0.90.0000.00716.86
8.0.80.0130.00916.93
8.0.70.0030.00416.73
8.0.60.0050.00316.86
8.0.50.0000.00716.84
8.0.30.0120.00617.11
8.0.20.0100.01217.40
8.0.10.0000.00716.97
8.0.00.0130.01216.91
7.4.330.0060.00015.01
7.4.320.0000.00616.48
7.4.300.0000.00716.42
7.4.290.0030.00316.50
7.4.280.0000.00716.35
7.4.270.0030.00316.57
7.4.260.0070.00016.55
7.4.250.0040.00416.36
7.4.240.0000.00716.49
7.4.230.0030.00316.24
7.4.220.0140.00316.56
7.4.210.0070.00716.53
7.4.200.0070.00016.43
7.4.160.0150.00916.38
7.4.150.0040.01417.40
7.4.140.0090.00817.86
7.4.130.0030.02216.48
7.4.120.0110.00616.33
7.4.110.0100.00716.56
7.4.100.0130.01016.46
7.4.90.0110.01116.50
7.4.80.0160.00619.39
7.4.70.0060.01016.33
7.4.60.0100.00716.63
7.4.50.0030.00616.43
7.4.40.0060.01216.35
7.4.30.0170.00016.39
7.4.10.0100.00714.75
7.4.00.0050.01114.85
7.3.330.0060.00013.07
7.3.320.0000.00613.21
7.3.310.0000.00716.18
7.3.300.0070.00016.19
7.3.290.0080.01316.23
7.3.280.0090.00716.22
7.3.270.0090.00917.40
7.3.260.0060.01016.54
7.3.240.0120.00616.44
7.3.230.0100.00716.39
7.3.210.0120.00616.49
7.3.200.0170.00719.39
7.3.190.0050.01016.57
7.3.180.0100.00716.28
7.3.170.0100.01016.56
7.3.160.0030.01316.14
7.3.130.0070.00914.93
7.3.120.0100.00714.76
7.3.110.0030.01214.94
7.3.100.0070.01014.66
7.3.90.0100.00614.62
7.3.80.0040.01214.86
7.3.70.0040.00714.82
7.3.60.0100.01014.85
7.3.50.0060.00614.48
7.3.40.0060.00914.83
7.3.30.0070.00714.66
7.3.20.0080.00316.43
7.3.10.0100.00316.64
7.3.00.0070.01016.74
7.2.330.0090.01616.45
7.2.320.0120.00416.77
7.2.310.0120.00916.32
7.2.300.0040.01216.43
7.2.290.0120.00316.34
7.2.260.0100.01015.11
7.2.250.0150.00314.96
7.2.240.0000.01514.81
7.2.230.0150.00314.86
7.2.220.0060.00914.79
7.2.210.0030.01315.08
7.2.200.0040.01515.01
7.2.190.0040.01114.78
7.2.180.0100.00614.83
7.2.170.0030.00614.86
7.2.160.0030.01214.98
7.2.150.0070.00316.56
7.2.140.0030.01016.86
7.2.130.0070.00716.71
7.2.120.0000.01416.80
7.2.110.0070.00716.54
7.2.100.0070.01116.71
7.2.90.0070.00717.11
7.2.80.0060.00916.71
7.2.70.0090.00916.79
7.2.60.0070.00716.87
7.2.50.0030.00716.89
7.2.40.0100.00716.90
7.2.30.0090.00316.93
7.2.20.0100.00616.87
7.2.10.0060.00616.63
7.2.00.0000.01916.71
7.1.330.0030.01315.63
7.1.320.0030.01315.66
7.1.310.0000.01515.86
7.1.300.0100.01015.75
7.1.290.0000.01515.71
7.1.280.0070.00715.48
7.1.270.0070.00715.71
7.1.260.0060.00915.75
7.1.250.0070.00715.74
7.1.240.0000.01615.75
7.1.230.0080.00415.73
7.1.220.0060.01215.63
7.1.210.0030.00915.61
7.1.200.0030.01015.74
7.1.190.0030.00615.80
7.1.180.0040.00415.75
7.1.170.0030.00915.95
7.1.160.0000.01415.70
7.1.150.0030.00515.67
7.1.140.0120.00615.70
7.1.130.0090.00915.75
7.1.120.0100.00715.77
7.1.110.0080.00415.98
7.1.100.0080.00415.66
7.1.90.0100.00315.61
7.1.80.0050.00515.76
7.1.70.0020.00916.38
7.1.60.0070.01217.58
7.1.50.0050.01216.30
7.1.40.0030.01015.38
7.1.30.0060.00615.69
7.1.20.0090.00615.52
7.1.10.0070.00715.47
7.1.00.0090.03919.02
7.0.330.0080.00415.58
7.0.320.0070.01015.28
7.0.310.0030.01015.54
7.0.300.0000.01615.41
7.0.290.0080.00015.44
7.0.280.0040.00715.43
7.0.270.0030.01515.30
7.0.260.0030.01315.30
7.0.250.0070.00715.46
7.0.240.0040.01115.55
7.0.230.0030.01015.50
7.0.220.0100.00715.45
7.0.210.0000.01115.16
7.0.200.0050.00515.98
7.0.190.0070.00715.41
7.0.180.0000.01615.56
7.0.170.0060.00915.57
7.0.160.0000.01315.17
7.0.150.0100.00315.43
7.0.140.0050.04018.75
7.0.130.0030.01615.44
7.0.120.0100.00315.66
7.0.110.0070.00715.30
7.0.100.0060.00615.21
7.0.90.0110.00315.36
7.0.80.0030.00915.40
7.0.70.0130.00315.45
7.0.60.0110.04117.60
7.0.50.0030.02716.66
7.0.40.0070.02716.74
7.0.30.0170.02216.93
7.0.20.0170.02516.73
7.0.10.0200.04516.87
7.0.00.0020.03216.63
5.6.400.0030.00614.47
5.6.390.0140.00014.44
5.6.380.0090.00613.99
5.6.370.0070.00714.33
5.6.360.0070.00314.03
5.6.350.0040.01114.61
5.6.340.0030.00914.32
5.6.330.0130.00614.52
5.6.320.0040.01114.52
5.6.310.0090.00614.46
5.6.300.0000.01514.58
5.6.290.0040.01214.35
5.6.280.0100.03317.53
5.6.270.0100.01014.25
5.6.260.0090.00614.42
5.6.250.0000.00914.16
5.6.240.0040.00414.16
5.6.230.0070.00414.20
5.6.220.0040.00414.13
5.6.210.0050.02717.38
5.6.200.0060.04316.20
5.6.190.0040.03417.42
5.6.180.0150.02317.42
5.6.170.0160.02317.33
5.6.160.0080.03017.30
5.6.150.0050.02716.17
5.6.140.0080.02016.12
5.6.130.0080.04716.03
5.6.120.0100.04317.64
5.6.110.0070.04017.52
5.6.100.0050.04717.69
5.6.90.0080.02817.73
5.6.80.0110.03017.38
5.6.70.2220.02517.12
5.6.60.0000.00914.18
5.6.50.0030.01014.04
5.6.40.0000.01314.37
5.6.30.0000.01214.43
5.6.20.0090.00614.05
5.6.10.0030.00914.01
5.6.00.0120.00014.23
5.5.380.0080.00414.38
5.5.370.0090.00014.14
5.5.360.0000.01413.97
5.5.350.0070.04517.29
5.5.340.0100.01916.02
5.5.330.0090.04517.07
5.5.320.0240.02217.15
5.5.310.0180.04317.36
5.5.300.0070.02516.09
5.5.290.0030.04816.09
5.5.280.0100.03217.65
5.5.270.0050.02517.42
5.5.260.0060.05417.56
5.5.250.0100.04117.20
5.5.240.0190.03417.19
5.5.230.0070.00714.43
5.5.220.0070.00714.37
5.5.210.0000.01813.96
5.5.200.0060.00614.12
5.5.190.0070.00713.98
5.5.180.0070.01114.03
5.5.170.0040.01114.14
5.5.160.0070.00714.20
5.5.150.0060.01013.88
5.5.140.0040.01214.19
5.5.130.0090.00614.05
5.5.120.0090.00613.89
5.5.110.0030.01214.06
5.5.100.0040.01114.19
5.5.90.0040.01113.96
5.5.80.0070.00714.00
5.5.70.0030.01013.99
5.5.60.0120.00613.98
5.5.50.0120.00913.93
5.5.40.0030.01614.03
5.5.30.0030.00713.88
5.5.20.0080.00414.05
5.5.10.0060.00913.93
5.5.00.0040.01113.70
5.4.450.0180.02415.10
5.4.440.0200.02815.16
5.4.430.0150.03215.07
5.4.420.0220.02215.19
5.4.410.0080.02315.09
5.4.400.0370.02014.98
5.4.390.0300.02615.01
5.4.380.0500.03414.59
5.4.370.0570.02714.71
5.4.360.0610.02214.72
5.4.350.0580.02814.77
5.4.340.0480.02814.68
5.4.330.0040.00710.65
5.4.320.0050.02311.66
5.4.310.0090.02011.64
5.4.300.0050.02411.48
5.4.290.0050.02311.76
5.4.280.0060.02111.57
5.4.270.0070.01911.59
5.4.260.0030.02211.78
5.4.250.0020.02711.61
5.4.240.0070.01911.65
5.4.230.0090.02111.46
5.4.220.0060.02111.65
5.4.210.0040.02011.53
5.4.200.0050.02211.55
5.4.190.0020.02511.42
5.4.180.0040.02711.65
5.4.170.0050.02111.67
5.4.160.0040.02211.74
5.4.150.0070.01911.77
5.4.140.0060.02011.66
5.4.130.0050.01911.56
5.4.120.0040.02211.56
5.4.110.0030.02311.52
5.4.100.0080.02211.54
5.4.90.0040.02211.57
5.4.80.0060.02411.53
5.4.70.0050.02311.60
5.4.60.0080.02011.52
5.4.50.0100.01911.57
5.4.40.0070.01811.39
5.4.30.0050.02011.43
5.4.20.0060.02111.56
5.4.10.0070.01811.49
5.4.00.0070.01911.15
5.3.290.0060.02211.74
5.3.280.0070.01911.64
5.3.270.0070.01911.55
5.3.260.0060.02211.55
5.3.250.0070.02111.67
5.3.240.0040.02511.61
5.3.230.0050.02311.48
5.3.220.0080.02411.61
5.3.210.0060.02211.56
5.3.200.0030.02411.55
5.3.190.0040.02111.55
5.3.180.0060.02011.67
5.3.170.0060.02611.66
5.3.160.0060.02111.66
5.3.150.0040.02411.63
5.3.140.0040.02411.61
5.3.130.0060.02211.58
5.3.120.0070.02311.52
5.3.110.0060.02311.58
5.3.100.0040.02411.35
5.3.90.0080.02011.21
5.3.80.0090.02011.28
5.3.70.0060.02111.17
5.3.60.0060.02011.33
5.3.50.0090.02111.25
5.3.40.0090.01611.24
5.3.30.0070.01811.13
5.3.20.0040.02211.11
5.3.10.0070.01810.93
5.3.00.0070.02011.08
5.2.170.0040.0309.18
5.2.160.0020.0319.18
5.2.150.0030.0319.18
5.2.140.0110.0289.18
5.2.130.0050.0299.14
5.2.120.0060.0339.14
5.2.110.0040.0309.15
5.2.100.0040.0299.14
5.2.90.0050.0289.14
5.2.80.0060.0289.14
5.2.70.0060.0379.14
5.2.60.0050.0309.09
5.2.50.0010.0339.06
5.2.40.0040.0289.04
5.2.30.0040.0299.01
5.2.20.0030.0299.00
5.2.10.0030.0298.93
5.2.00.0020.0368.78
5.1.60.0040.0268.07
5.1.50.0040.0248.06
5.1.40.0050.0278.05
5.1.30.0080.0308.40
5.1.20.0030.0278.42
5.1.10.0060.0248.14
5.1.00.0060.0348.14
5.0.50.0030.0226.62
5.0.40.0030.0196.48
5.0.30.0040.0386.29
5.0.20.0050.0206.27
5.0.10.0030.0206.24
5.0.00.0040.0296.23
4.4.90.0040.0144.77
4.4.80.0020.0154.76
4.4.70.0020.0154.75
4.4.60.0020.0214.76
4.4.50.0030.0194.77
4.4.40.0010.0264.70
4.4.30.0030.0154.75
4.4.20.0060.0134.84
4.4.10.0020.0154.84
4.4.00.0030.0294.75
4.3.110.0040.0204.66
4.3.100.0020.0204.67
4.3.90.0040.0154.64
4.3.80.0020.0244.59
4.3.70.0050.0144.63
4.3.60.0070.0134.63
4.3.50.0030.0174.63
4.3.40.0040.0224.54
4.3.30.0000.0213.29
4.3.20.0020.0173.26
4.3.10.0020.0153.22
4.3.00.0100.01315.88

preferences:
44.37 ms | 401 KiB | 5 Q