3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C{} class D extends C{} interface iA{ public function iAm(C $obj); } class A implements iA{ public function iAm(C $obj) { $b =2; } public function AiAm(C $obj){ $a = 1; } } class B implements iA{ public function BiAm(D $obj) { $a = 1; } }

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)
8.3.60.0070.00716.50
8.3.50.0140.00520.97
8.3.40.0120.00318.76
8.3.30.0120.00318.54
8.3.20.0040.00420.33
8.3.10.0000.00823.69
8.3.00.0040.00419.43
8.2.180.0070.01117.96
8.2.170.0110.00322.96
8.2.160.0070.00720.28
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0060.00317.63
8.2.110.0090.00022.08
8.2.100.0090.00317.72
8.2.90.0050.00317.63
8.2.80.0040.00417.97
8.2.70.0090.00017.90
8.2.60.0080.00017.80
8.2.50.0000.00718.10
8.2.40.0000.00720.45
8.2.30.0040.00419.84
8.2.20.0030.00517.74
8.2.10.0000.00717.96
8.2.00.0040.00417.86
8.1.280.0140.00725.92
8.1.270.0090.00620.23
8.1.260.0030.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00321.03
8.1.230.0080.00420.29
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.23
8.1.190.0000.00917.23
8.1.180.0030.00618.10
8.1.170.0050.00318.49
8.1.160.0040.00422.07
8.1.150.0000.00718.73
8.1.140.0050.00317.25
8.1.130.0040.00417.67
8.1.120.0070.00017.30
8.1.110.0000.00817.27
8.1.100.0040.00417.29
8.1.90.0040.00417.40
8.1.80.0040.00417.29
8.1.70.0030.00317.36
8.1.60.0040.00417.55
8.1.50.0030.00617.46
8.1.40.0050.00317.37
8.1.30.0080.00017.60
8.1.20.0040.00417.63
8.1.10.0040.00417.27
8.1.00.0000.00817.23
8.0.300.0060.00319.68
8.0.290.0040.00416.63
8.0.280.0000.00818.29
8.0.270.0000.00717.11
8.0.260.0000.00817.06
8.0.250.0040.00417.00
8.0.240.0040.00416.84
8.0.230.0030.00316.95
8.0.220.0000.00716.76
8.0.210.0040.00416.91
8.0.200.0030.00316.96
8.0.190.0050.00316.93
8.0.180.0000.00716.91
8.0.170.0090.00016.93
8.0.160.0040.00416.87
8.0.150.0040.00416.91
8.0.140.0000.00716.85
8.0.130.0050.00013.27
8.0.120.0040.00416.74
8.0.110.0040.00416.86
8.0.100.0050.00316.95
8.0.90.0070.00016.83
8.0.80.0000.01516.80
8.0.70.0040.00416.84
8.0.60.0070.00016.85
8.0.50.0040.00416.84
8.0.30.0120.01016.97
8.0.20.0060.01217.40
8.0.10.0000.00717.07
8.0.00.0130.00516.80
7.4.330.0050.00015.08
7.4.320.0000.00616.44
7.4.300.0000.00616.53
7.4.290.0030.00716.42
7.4.280.0040.00416.46
7.4.270.0030.00316.34
7.4.260.0070.00016.42
7.4.250.0000.00716.54
7.4.240.0050.00216.49
7.4.230.0070.00016.52
7.4.220.0070.01116.48
7.4.210.0110.00416.44
7.4.200.0030.00416.41
7.4.160.0000.01816.29
7.4.150.0090.00917.40
7.4.140.0100.01017.86
7.4.130.0080.00816.48
7.4.120.0110.00816.43
7.4.110.0150.00616.14
7.4.100.0090.01516.55
7.4.90.0080.00816.40
7.4.80.0130.01019.39
7.4.70.0000.01616.59
7.4.60.0120.00616.43
7.4.50.0030.00516.26
7.4.40.0080.00816.52
7.4.30.0090.01316.32
7.4.00.0060.00914.92
7.3.330.0050.00013.24
7.3.320.0030.00313.23
7.3.310.0000.00716.23
7.3.300.0030.00316.20
7.3.290.0060.01016.17
7.3.280.0080.00716.19
7.3.270.0110.00517.40
7.3.260.0160.01016.48
7.3.250.0110.00516.28
7.3.240.0060.01016.29
7.3.230.0100.00716.39
7.3.210.0070.01016.37
7.3.200.0120.00316.33
7.3.190.0130.00316.26
7.3.180.0100.00616.11
7.3.170.0130.00616.38
7.3.160.0140.00916.34
7.3.00.0000.01416.70
7.2.330.0090.01216.41
7.2.320.0070.01116.38
7.2.310.0070.00916.58
7.2.300.0090.00616.37
7.2.290.0060.01616.39
7.2.130.0120.00316.73
7.2.120.0040.00816.50
7.2.110.0090.00617.01
7.2.100.0040.00816.63
7.2.90.0070.00316.80
7.2.80.0120.00316.70
7.2.70.0040.01216.89
7.2.60.0040.00716.71
7.2.50.0090.00616.86
7.2.40.0060.00316.59
7.2.30.0130.00316.86
7.2.20.0060.00916.83
7.2.10.0040.01116.73
7.2.00.0060.00517.89
7.1.250.0030.01015.34
7.1.240.0070.00715.56
7.1.230.0080.00415.33
7.1.220.0050.00615.81
7.1.210.0100.00315.57
7.1.200.0030.00815.66
7.1.190.0110.00415.76
7.1.180.0080.00415.54
7.1.170.0030.00615.74
7.1.160.0070.00715.52
7.1.150.0030.01315.75
7.1.140.0090.00615.77
7.1.130.0030.00815.49
7.1.120.0060.00915.52
7.1.110.0100.00615.49
7.1.100.0030.00716.94
7.1.90.0060.00915.51
7.1.80.0110.00315.84
7.1.70.0080.00816.38
7.1.60.0080.01317.92
7.1.50.0070.00616.03
7.1.40.0030.00915.66
7.1.30.0040.00715.69
7.1.20.0070.00715.65
7.1.10.0030.01015.60
7.1.00.0040.04019.04
7.0.330.0100.00715.40
7.0.320.0060.00615.30
7.0.310.0080.00015.32
7.0.300.0070.00715.43
7.0.290.0000.01015.20
7.0.280.0040.00415.14
7.0.270.0040.00815.17
7.0.260.0040.01115.29
7.0.250.0090.00315.35
7.0.240.0040.00815.27
7.0.230.0030.00615.02
7.0.220.0030.01015.35
7.0.210.0000.01415.13
7.0.200.0030.00616.02
7.0.190.0000.01115.30
7.0.180.0080.00315.23
7.0.170.0060.00615.17
7.0.160.0080.00315.28
7.0.150.0090.00315.09
7.0.140.0070.01015.15
7.0.130.0040.00415.32
7.0.120.0070.00715.33
7.0.110.0030.01215.32
7.0.100.0060.00615.41
7.0.90.0030.00614.97
7.0.80.0080.00815.36
7.0.70.0090.00314.98
7.0.60.0040.02417.64
7.0.50.0100.04216.48
7.0.40.0050.03516.78
7.0.30.0140.03616.79
7.0.20.0120.03516.78
7.0.10.0030.04516.86
7.0.00.0020.04916.76
5.6.380.0070.01014.28
5.6.370.0000.01213.96
5.6.360.0090.00414.15
5.6.350.0070.00713.92
5.6.340.0040.01214.11
5.6.330.0070.00714.14
5.6.320.0070.01014.31
5.6.310.0030.01014.18
5.6.300.0030.00614.27
5.6.290.0070.00714.26
5.6.280.0020.02217.57
5.6.270.0030.00914.32
5.6.260.0060.01213.85
5.6.250.0000.01414.02
5.6.240.0000.00914.06
5.6.230.0100.00314.05
5.6.220.0070.00713.90
5.6.210.0100.04017.32
5.6.200.0030.04516.27
5.6.190.0100.03917.39
5.6.180.0220.03017.57
5.6.170.0170.04317.35
5.6.160.0030.02517.21
5.6.150.0070.03716.09
5.6.140.0050.02716.15
5.6.130.0080.01816.05
5.6.120.0060.04717.60
5.6.110.0070.03917.60
5.6.100.0120.04217.53
5.6.90.0030.03917.70
5.6.80.0070.04217.16
5.6.70.0030.01014.21
5.6.60.0030.01314.08
5.6.50.0030.00914.03
5.6.40.0070.01014.26
5.6.30.0040.00714.17
5.6.20.0030.01014.06
5.6.10.0030.01213.96
5.6.00.0000.01514.37
5.5.380.0040.00811.18
5.5.370.0040.00411.18
5.5.360.0000.00811.18
5.5.350.2170.02415.83
5.5.340.0060.02514.56
5.5.330.0030.03215.78
5.5.320.0150.04515.77
5.5.310.0130.02215.77
5.5.300.0030.04614.59
5.5.290.0070.04314.56
5.5.280.0070.04516.02
5.5.270.0030.04616.02
5.5.260.0060.02315.97
5.5.250.0030.02315.90
5.5.240.0070.03715.65
5.5.230.0050.00511.18
5.5.220.0060.00011.18
5.5.210.0030.00311.18
5.5.200.0030.00311.18
5.5.190.0060.00611.18
5.5.180.0000.00911.18
5.5.170.0000.01011.18
5.5.160.0000.01111.18
5.5.150.0000.01011.18
5.5.140.0060.00611.18
5.5.130.0090.00011.18
5.5.120.0060.00011.18
5.5.110.0090.00311.18
5.5.100.0000.01211.18
5.5.90.0000.01011.18
5.5.80.0030.00711.18
5.5.70.0030.00311.18
5.5.60.0100.00011.18
5.5.50.0030.00511.18
5.5.40.0070.00411.18
5.5.30.0000.01011.18
5.5.20.0000.01011.18
5.5.10.0060.00311.18
5.5.00.0060.00311.18
5.4.450.0070.03015.38
5.4.440.0030.03715.31
5.4.430.0100.02815.43
5.4.420.0090.03215.16
5.4.410.0110.02615.31
5.4.400.0080.03115.09
5.4.390.0110.03015.00
5.4.380.0030.03615.02
5.4.370.0060.03115.15
5.4.360.0150.02515.15
5.4.350.0070.03515.20
5.4.340.0080.03315.23
5.4.330.0030.00611.18
5.4.320.0100.02915.03
5.4.310.0100.03415.16
5.4.300.0140.02515.15
5.4.290.0110.03015.11
5.4.280.0200.02715.23
5.4.270.0150.02615.07
5.4.260.0130.02915.23
5.4.250.0080.03215.21
5.4.240.0130.02615.21
5.4.230.0100.03215.16
5.4.220.0100.02915.16
5.4.210.0120.03015.19
5.4.200.0100.03215.16
5.4.190.0100.03015.19
5.4.180.0060.03815.01
5.4.170.0100.03015.11
5.4.160.0180.02715.06
5.4.150.0120.03015.15
5.4.140.0080.03013.81
5.4.130.0070.02813.87
5.4.120.0050.03113.81
5.4.110.0090.03013.75
5.4.100.0060.02813.87
5.4.90.0100.02713.73
5.4.80.0100.02613.86
5.4.70.0150.03913.79
5.4.60.0070.02313.67
5.4.50.0100.02513.80
5.4.40.0140.02513.81
5.4.30.0030.01713.84
5.4.20.0140.03513.76
5.4.10.0200.03113.86
5.4.00.0000.01011.18

preferences:
63.1 ms | 401 KiB | 5 Q