3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface A { function foo($bar = null); } class B implements A { function 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)
8.3.60.0070.01018.68
8.3.50.0130.00722.05
8.3.40.0000.01518.49
8.3.30.0060.01218.54
8.3.20.0040.00418.99
8.3.10.0070.00021.85
8.3.00.0030.00719.09
8.2.180.0110.00816.32
8.2.170.0150.00622.96
8.2.160.0040.01119.25
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00419.82
8.2.120.0070.00026.35
8.2.110.0040.00720.58
8.2.100.0100.00317.72
8.2.90.0000.00817.50
8.2.80.0080.00018.70
8.2.70.0000.00817.50
8.2.60.0050.00317.91
8.2.50.0050.00318.07
8.2.40.0080.00018.10
8.2.30.0050.00218.05
8.2.20.0070.00017.90
8.2.10.0040.00417.91
8.2.00.0030.00517.59
8.1.280.0070.01325.92
8.1.270.0050.00323.99
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0050.00523.72
8.1.230.0070.00420.83
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0000.00817.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0060.00318.89
8.1.160.0000.00818.86
8.1.150.0000.00822.09
8.1.140.0040.00417.39
8.1.130.0030.00318.94
8.1.120.0000.00817.29
8.1.110.0050.00317.27
8.1.100.0080.00017.39
8.1.90.0000.00717.39
8.1.80.0000.00717.37
8.1.70.0000.00717.41
8.1.60.0070.00017.56
8.1.50.0000.00717.32
8.1.40.0000.00817.41
8.1.30.0080.00017.57
8.1.20.0000.00717.49
8.1.10.0050.00217.32
8.1.00.0050.00317.34
8.0.300.0070.00018.77
8.0.290.0030.00616.75
8.0.280.0030.00318.39
8.0.270.0000.00716.66
8.0.260.0060.00318.28
8.0.250.0030.00316.96
8.0.240.0030.00316.97
8.0.230.0000.00716.96
8.0.220.0000.00716.81
8.0.210.0050.00316.91
8.0.200.0060.00316.81
8.0.190.0040.00416.81
8.0.180.0120.00016.92
8.0.170.0070.00016.86
8.0.160.0070.00016.95
8.0.150.0040.00416.80
8.0.140.0000.00716.85
8.0.130.0030.00313.40
8.0.120.0000.00916.90
8.0.110.0060.00316.86
8.0.100.0000.00816.84
8.0.90.0040.00416.70
8.0.80.0040.01516.85
8.0.70.0040.00416.83
8.0.60.0030.00516.87
8.0.50.0050.00216.92
8.0.30.0080.01016.85
8.0.20.0110.00817.40
8.0.10.0030.00316.98
8.0.00.0100.00716.75
7.4.330.0000.00515.55
7.4.320.0070.00016.52
7.4.300.0000.00616.51
7.4.290.0000.00716.44
7.4.280.0030.00616.46
7.4.270.0000.00716.45
7.4.260.0030.00313.21
7.4.250.0000.00816.43
7.4.240.0070.00016.36
7.4.230.0040.00416.34
7.4.220.0140.00416.33
7.4.210.0090.00616.49
7.4.200.0040.00416.48
7.4.160.0060.01316.44
7.4.150.0150.00317.40
7.4.140.0130.00717.86
7.4.130.0050.01516.41
7.4.120.0110.01216.51
7.4.110.0060.01016.44
7.4.100.0070.01716.55
7.4.90.0070.01716.55
7.4.80.0100.01219.39
7.4.70.0090.00616.32
7.4.60.0060.00916.54
7.4.50.0080.00616.40
7.4.40.0100.00616.38
7.4.30.0070.01516.50
7.4.00.0030.00714.49
7.3.330.0050.00013.08
7.3.320.0050.00013.06
7.3.310.0030.00616.13
7.3.300.0030.00316.20
7.3.290.0050.01016.21
7.3.280.0090.01016.23
7.3.270.0120.00417.40
7.3.260.0090.01216.27
7.3.250.0090.00716.31
7.3.240.0090.01316.40
7.3.230.0140.00316.35
7.3.210.0130.00316.44
7.3.200.0060.00916.38
7.3.190.0120.00316.27
7.3.180.0090.01216.20
7.3.170.0000.01616.22
7.3.160.0060.00916.27
7.3.120.0000.01714.70
7.3.110.0140.00314.93
7.3.100.0090.00014.75
7.3.90.0070.01014.60
7.3.80.0000.01514.43
7.3.70.0000.01414.89
7.3.60.0000.01414.47
7.3.50.0130.00014.67
7.3.40.0080.00314.77
7.3.30.0070.00714.77
7.3.20.0130.00016.41
7.3.10.0040.01116.36
7.3.00.0080.00416.63
7.2.330.0120.00616.32
7.2.320.0140.00316.42
7.2.310.0060.00916.30
7.2.300.0090.01216.41
7.2.290.0130.00316.42
7.2.250.0110.01114.94
7.2.240.0060.01214.79
7.2.230.0040.01414.73
7.2.220.0070.01014.86
7.2.210.0060.01214.89
7.2.200.0090.00614.97
7.2.190.0100.00714.94
7.2.180.0000.01714.71
7.2.170.0030.01014.69
7.2.160.0030.01014.58
7.2.150.0080.00416.99
7.2.140.0070.01016.88
7.2.130.0060.01016.84
7.2.120.0040.00816.63
7.2.110.0050.01116.80
7.2.100.0100.00516.77
7.2.90.0050.01116.44
7.2.80.0080.00816.57
7.2.70.0040.01116.66
7.2.60.0070.00516.72
7.2.50.0050.01016.63
7.2.40.0030.00716.73
7.2.30.0060.00816.62
7.2.20.0040.01016.66
7.2.10.0020.00916.71
7.2.00.0060.00616.65
7.1.330.0000.01315.68
7.1.320.0030.00715.52
7.1.310.0040.01115.74
7.1.300.0070.00315.68
7.1.290.0040.01215.82
7.1.280.0080.00315.78
7.1.270.0030.00915.57
7.1.260.0030.01015.80
7.1.250.0020.01015.46
7.1.240.0080.00315.67
7.1.230.0000.00915.72
7.1.220.0090.00315.57
7.1.210.0000.01215.57
7.1.200.0020.00815.44
7.1.190.0110.00015.46
7.1.180.0040.00715.73
7.1.170.0070.00415.36
7.1.160.0030.00715.34
7.1.150.0120.00315.51
7.1.140.0060.00615.42
7.1.130.0030.00915.36
7.1.120.0000.01115.33
7.1.110.0060.00315.51
7.1.100.0030.00915.28
7.1.90.0030.01015.46
7.1.80.0030.00915.65
7.1.70.0040.00616.36
7.1.60.0060.01116.46
7.1.50.0070.00816.24
7.1.40.0070.00615.86
7.1.30.0080.00716.00
7.1.20.0060.01016.04
7.1.10.0030.00816.14
7.1.00.0050.00516.02
7.0.330.0060.00615.24
7.0.320.0080.00415.10
7.0.310.0000.00814.98
7.0.300.0090.00615.18
7.0.290.0030.00615.25
7.0.280.0040.00815.03
7.0.270.0000.00714.91
7.0.260.0060.00315.21
7.0.250.0040.00715.15
7.0.240.0000.00915.28
7.0.230.0030.00615.50
7.0.220.0000.01215.32
7.0.210.0000.01315.13
7.0.200.0060.00615.95
7.0.190.0070.00615.93
7.0.180.0030.01115.63
7.0.170.0040.00715.65
7.0.160.0050.00515.65
7.0.150.0050.00315.59
7.0.140.0070.00415.58
7.0.130.0000.01216.02
7.0.120.0020.00815.63
7.0.110.0050.00715.67
7.0.100.0030.00615.58
7.0.90.0020.00615.67
7.0.80.0050.00615.69
7.0.70.0080.00415.65
7.0.60.0030.00815.59
7.0.50.0100.00515.50
7.0.40.0060.00613.77
7.0.30.0040.00713.99
7.0.20.0040.00613.98
7.0.10.0060.00413.88
7.0.00.0050.00713.92
5.6.380.0100.00313.96
5.6.370.0060.00613.86
5.6.360.0090.00014.39
5.6.350.0030.00914.28
5.6.340.0070.00713.82
5.6.330.0040.00414.31
5.6.320.0040.00414.19
5.6.310.0060.00613.78
5.6.300.0050.02317.34
5.6.290.0040.02117.29
5.6.280.0020.02917.48
5.6.270.0080.02117.40
5.6.260.0050.03017.34
5.6.250.0080.02017.59
5.6.240.0030.02417.49
5.6.230.0030.02417.62
5.6.220.0100.02117.33
5.6.210.0020.02717.38
5.6.200.0050.02417.45
5.6.190.0070.02217.55
5.6.180.0030.03317.61
5.6.170.0050.03017.56
5.6.160.0040.02517.67
5.6.150.0020.02717.35
5.6.140.0080.02217.47
5.6.130.0030.02617.29
5.6.120.0040.03017.48
5.6.110.0080.02717.36
5.6.100.0010.03017.28
5.6.90.0050.03017.40
5.6.80.0080.02617.08
5.6.70.0040.02417.16
5.6.60.0100.04717.15
5.6.50.0100.01917.16
5.6.40.0060.02317.00
5.6.30.0150.02017.14
5.6.20.0050.03917.15
5.6.10.0070.03117.02
5.6.00.0080.02117.05
5.5.380.0050.01914.09
5.5.370.0050.02114.19
5.5.360.0020.03614.31
5.5.350.0060.04914.25
5.5.340.0050.02214.41
5.5.330.0020.02514.46
5.5.320.0010.02414.54
5.5.310.0000.02614.62
5.5.300.0020.02414.33
5.5.290.0030.02614.51
5.5.280.0020.02814.48
5.5.270.0110.01714.43
5.5.260.0030.02714.28
5.5.250.0020.02214.31
5.5.240.0050.02114.03
5.5.230.0060.01914.09
5.5.220.0040.02314.17
5.5.210.0020.02313.91
5.5.200.0100.02413.96
5.5.190.0020.02714.07
5.5.180.0000.02513.95
5.5.170.0030.00710.83
5.5.160.0050.02214.16
5.5.150.0060.02114.19
5.5.140.0080.03414.08
5.5.130.0000.02714.24
5.5.120.0150.03013.91
5.5.110.0070.01814.03
5.5.100.0030.03213.93
5.5.90.0040.02813.93
5.5.80.0030.02014.17
5.5.70.0040.02413.93
5.5.60.0030.04113.92
5.5.50.0050.02414.07
5.5.40.0030.02314.00
5.5.30.0040.02014.01
5.5.20.0070.02014.16
5.5.10.0050.02013.97
5.5.00.0020.02313.88
5.4.450.0120.02515.02
5.4.440.0050.02215.16
5.4.430.0030.02115.12
5.4.420.0140.01915.20
5.4.410.0020.02315.02
5.4.400.0020.02214.74
5.4.390.0020.02214.97
5.4.380.0080.01514.91
5.4.370.0020.02214.93
5.4.360.0020.02414.73
5.4.350.0050.02414.88
5.4.340.0030.02814.64
5.4.330.0110.00410.39
5.4.320.0060.01814.93
5.4.310.0080.03414.96
5.4.300.0040.02214.86
5.4.290.0020.03314.99
5.4.280.0020.03014.74
5.4.270.0050.01914.90
5.4.260.0020.03514.95
5.4.250.0060.02014.95
5.4.240.0080.01914.69
5.4.230.0030.02114.72
5.4.220.0000.02514.65
5.4.210.0050.02114.92
5.4.200.0050.02714.85
5.4.190.0040.02215.00
5.4.180.0010.02714.76
5.4.170.0020.03314.72
5.4.160.0050.02114.87
5.4.150.0050.02214.67
5.4.140.0020.02113.74
5.4.130.0040.02013.82
5.4.120.0050.01713.67
5.4.110.0000.02313.75
5.4.100.0070.02013.56
5.4.90.0030.02013.65
5.4.80.0030.02213.85
5.4.70.0030.02113.66
5.4.60.0030.01813.64
5.4.50.0030.01913.55
5.4.40.0050.01713.79
5.4.30.0030.02113.69
5.4.20.0020.02113.54
5.4.10.0060.03213.62
5.4.00.0020.04013.26
5.3.290.0030.02512.53
5.3.280.0060.01712.52
5.3.270.0020.02312.42
5.3.260.0000.02312.53
5.3.250.0080.01912.51
5.3.240.0020.03212.43
5.3.230.0050.02012.48
5.3.220.0030.02012.42
5.3.210.0040.02712.54
5.3.200.0030.02012.43
5.3.190.0050.02812.55
5.3.180.0070.01612.52
5.3.170.0060.02112.65
5.3.160.0050.03212.50
5.3.150.0020.02712.63
5.3.140.0040.02512.52
5.3.130.0050.02312.47
5.3.120.0000.02512.59
5.3.110.0020.02712.58
5.3.100.0060.01912.51
5.3.90.0050.03112.50
5.3.80.0020.02012.43
5.3.70.0050.02112.46
5.3.60.0030.02012.48
5.3.50.0090.02012.50
5.3.40.0050.02012.30
5.3.30.0030.02312.44
5.3.20.0080.01812.42
5.3.10.0020.02112.22
5.3.00.0050.02612.33
5.2.170.0030.01811.85
5.2.160.0040.01611.90
5.2.150.0030.01512.05
5.2.140.0020.02111.93
5.2.130.0090.01511.97
5.2.120.0040.01711.88
5.2.110.0030.01811.99
5.2.100.0030.01511.93
5.2.90.0020.01911.96
5.2.80.0040.01511.95
5.2.70.0030.01811.93
5.2.60.0000.02411.87
5.2.50.0040.01611.89
5.2.40.0000.02111.98
5.2.30.0020.01511.91
5.2.20.0020.03411.83
5.2.10.0030.01711.82
5.2.00.0020.01511.64
5.1.60.0050.02711.47
5.1.50.0100.01311.47
5.1.40.0040.01511.54
5.1.30.0030.01811.57
5.1.20.0030.01311.55
5.1.10.0020.01611.54
5.1.00.0050.02011.47
5.0.50.0030.01111.47
5.0.40.0030.01111.47
5.0.30.0010.02111.47
5.0.20.0020.01111.47
5.0.10.0060.00811.47
5.0.00.0120.02111.47
4.4.90.0030.00811.47
4.4.80.0050.00811.47
4.4.70.0020.01411.47
4.4.60.0020.01011.47
4.4.50.0030.00911.47
4.4.40.0000.01811.47
4.4.30.0010.01211.47
4.4.20.0020.01111.47
4.4.10.0020.00811.47
4.4.00.0020.01311.47
4.3.110.0020.01011.47
4.3.100.0030.00811.47
4.3.90.0020.01011.47
4.3.80.0000.01411.47
4.3.70.0030.00711.47
4.3.60.0000.01211.47
4.3.50.0010.01211.47
4.3.40.0010.03211.47
4.3.30.0000.01311.47
4.3.20.0020.01311.47
4.3.10.0040.01011.47
4.3.00.0000.01211.47

preferences:
64.04 ms | 401 KiB | 5 Q