3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface IInterface { } class TheClass implements IInterface { } $cls = new TheClass(); if ($cls instanceof IInterface) echo "yes";

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)
8.3.40.0150.00018.54
8.3.30.0100.01018.92
8.3.20.0050.00320.33
8.3.10.0080.00023.61
8.3.00.0080.00019.07
8.2.170.0140.00022.96
8.2.160.0100.00320.35
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0050.00226.16
8.2.120.0040.00420.77
8.2.110.0000.01022.19
8.2.100.0040.00817.91
8.2.90.0030.00619.07
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0080.00017.93
8.2.50.0060.00318.07
8.2.40.0040.00418.16
8.2.30.0050.00218.15
8.2.20.0080.00017.63
8.2.10.0000.00717.93
8.2.00.0030.00517.61
8.1.270.0090.00023.64
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0000.01122.18
8.1.230.0000.01018.97
8.1.220.0040.00417.74
8.1.210.0090.00018.77
8.1.200.0060.00317.25
8.1.190.0040.00417.22
8.1.180.0060.00318.10
8.1.170.0000.00818.34
8.1.160.0030.00521.89
8.1.150.0040.00418.64
8.1.140.0030.00517.50
8.1.130.0030.00317.82
8.1.120.0000.00817.49
8.1.110.0040.00417.51
8.1.100.0030.00317.38
8.1.90.0040.00417.36
8.1.80.0000.00717.47
8.1.70.0000.00717.34
8.1.60.0040.00417.44
8.1.50.0000.00817.53
8.1.40.0000.00717.39
8.1.30.0060.00317.47
8.1.20.0000.00717.69
8.1.10.0000.00717.62
8.1.00.0000.00917.56
8.0.300.0050.00318.77
8.0.290.0040.00417.16
8.0.280.0000.00718.31
8.0.270.0000.00717.13
8.0.260.0050.00217.25
8.0.250.0030.00316.89
8.0.240.0030.00316.97
8.0.230.0030.00316.86
8.0.220.0000.00616.75
8.0.210.0040.00416.82
8.0.200.0030.00316.86
8.0.190.0000.00817.03
8.0.180.0080.00016.92
8.0.170.0050.00316.91
8.0.160.0040.00416.77
8.0.150.0020.00516.81
8.0.140.0000.00716.86
8.0.130.0030.00313.32
8.0.120.0040.00416.91
8.0.110.0040.00416.77
8.0.100.0040.00416.85
8.0.90.0050.00216.84
8.0.80.0000.01416.86
8.0.70.0000.00716.76
8.0.60.0000.00716.76
8.0.50.0070.00016.98
8.0.30.0070.01516.97
8.0.20.0110.00817.40
8.0.10.0050.00217.06
8.0.00.0090.01116.87
7.4.330.0050.00015.18
7.4.320.0000.00616.50
7.4.300.0080.00016.61
7.4.290.0000.00716.46
7.4.280.0060.00316.59
7.4.270.0030.00316.61
7.4.260.0000.00716.58
7.4.250.0070.00016.45
7.4.240.0030.00416.50
7.4.230.0000.00716.59
7.4.220.0070.01116.70
7.4.210.0140.00016.53
7.4.200.0000.00716.63
7.4.190.0050.00216.50
7.4.160.0120.00316.32
7.4.150.0070.01017.40
7.4.140.0070.01117.86
7.4.130.0130.01816.50
7.4.120.0090.00816.51
7.4.110.0000.01616.42
7.4.100.0150.00616.51
7.4.90.0070.01016.40
7.4.80.0060.01219.39
7.4.70.0100.00716.39
7.4.60.0120.00916.26
7.4.50.0000.00516.50
7.4.40.0060.01016.39
7.4.30.0130.00316.64
7.4.10.0100.00714.86
7.4.00.0070.01014.92
7.3.330.0030.00313.23
7.3.320.0030.00313.21
7.3.310.0000.00816.08
7.3.300.0030.00516.28
7.3.290.0070.00716.21
7.3.280.0110.00816.22
7.3.270.0070.01417.40
7.3.260.0070.01016.56
7.3.250.0110.00516.32
7.3.240.0140.00716.58
7.3.230.0090.00916.39
7.3.210.0030.01416.43
7.3.200.0060.01319.39
7.3.190.0120.00916.42
7.3.180.0120.00616.26
7.3.170.0090.00616.36
7.3.160.0060.01016.41
7.3.130.0110.00414.50
7.3.120.0070.00814.87
7.3.110.0060.00914.68
7.3.100.0060.00914.76
7.3.90.0080.00814.74
7.3.80.0050.00914.78
7.3.70.0080.00714.71
7.3.60.0060.00714.72
7.3.50.0070.00714.72
7.3.40.0060.00814.70
7.3.30.0090.00314.70
7.3.20.0040.01016.68
7.3.10.0040.01016.66
7.3.00.0070.00516.57
7.2.330.0030.01416.60
7.2.320.0120.01216.55
7.2.310.0100.00716.36
7.2.300.0060.01016.31
7.2.290.0120.00916.45
7.2.260.0080.00815.05
7.2.250.0080.01115.12
7.2.240.0060.01014.92
7.2.230.0060.00914.92
7.2.220.0050.00914.99
7.2.210.0020.01114.83
7.2.200.0040.00815.04
7.2.190.0070.00814.97
7.2.180.0040.00814.98
7.2.170.0080.00614.96
7.2.160.0100.00514.97
7.2.150.0050.00916.87
7.2.140.0050.01016.99
7.2.130.0080.00716.85
7.2.120.0000.01216.76
7.2.110.0050.00816.97
7.2.100.0050.00816.85
7.2.90.0070.00816.82
7.2.80.0080.00316.87
7.2.70.0040.01116.89
7.2.60.0050.01016.92
7.2.50.0060.01116.84
7.2.40.0070.00816.69
7.2.30.0100.00516.88
7.2.20.0090.00516.93
7.2.10.0060.00516.77
7.2.00.0010.01117.57
7.1.330.0080.00715.71
7.1.320.0090.00415.79
7.1.310.0090.00515.70
7.1.300.0110.00415.62
7.1.290.0050.00515.70
7.1.280.0060.00615.59
7.1.270.0050.00415.51
7.1.260.0090.00515.69
7.1.250.0070.00415.74
7.1.240.0040.00815.64
7.1.230.0090.00315.67
7.1.220.0000.00815.73
7.1.210.0000.01715.75
7.1.200.0000.01115.55
7.1.190.0070.00715.76
7.1.180.0040.01415.67
7.1.170.0060.00615.47
7.1.160.0050.00315.91
7.1.150.0100.00315.72
7.1.140.0000.00815.59
7.1.130.0030.00715.67
7.1.120.0060.00715.96
7.1.110.0090.00615.82
7.1.100.0040.00616.88
7.1.90.0070.00715.78
7.1.80.0060.00615.69
7.1.70.0020.00616.49
7.1.60.0070.01217.72
7.1.50.0070.00916.44
7.1.40.0060.00615.87
7.1.30.0030.00915.86
7.1.20.0100.00315.73
7.1.10.0030.00915.81
7.1.00.0040.04019.05
7.0.330.0070.00715.24
7.0.320.0050.00515.40
7.0.310.0060.00615.18
7.0.300.0040.00715.10
7.0.290.0030.01215.36
7.0.280.0120.00315.30
7.0.270.0060.00615.07
7.0.260.0110.00315.30
7.0.250.0120.00615.08
7.0.240.0050.00815.09
7.0.230.0030.00915.26
7.0.220.0040.00415.27
7.0.210.0000.01215.34
7.0.200.0030.00716.01
7.0.190.0040.00415.17
7.0.180.0060.00915.36
7.0.170.0060.00315.08
7.0.160.0000.00815.14
7.0.150.0060.00914.96
7.0.140.0060.04118.72
7.0.130.0040.01115.04
7.0.120.0060.00615.34
7.0.110.0090.00615.07
7.0.100.0050.00315.22
7.0.90.0060.00915.39
7.0.80.0080.00015.41
7.0.70.0040.00815.20
7.0.60.0050.02717.67
7.0.50.0050.02516.58
7.0.40.0080.04317.05
7.0.30.0180.03817.06
7.0.20.0160.03317.05
7.0.10.0070.04517.08
7.0.00.0050.03516.97
5.6.400.0060.00613.97
5.6.390.0000.01514.55
5.6.380.0030.00914.53
5.6.370.0070.00314.44
5.6.360.0040.00814.17
5.6.350.0000.01214.33
5.6.340.0070.00314.57
5.6.330.0080.00413.94
5.6.320.0040.00714.13
5.6.310.0070.00714.51
5.6.300.0100.00714.28
5.6.290.0090.00614.49
5.6.280.0020.04017.57
5.6.270.0030.01014.22
5.6.260.0000.01414.36
5.6.250.0030.01214.58
5.6.240.0000.01414.34
5.6.230.0000.01414.37
5.6.220.0040.00414.21
5.6.210.0120.03817.45
5.6.200.0050.04516.25
5.6.190.0080.03217.42
5.6.180.0120.04417.25
5.6.170.0080.04017.40
5.6.160.0070.04617.45
5.6.150.0040.02516.18
5.6.140.0070.02316.18
5.6.130.0060.04816.25
5.6.120.0050.03117.68
5.6.110.0050.04017.71
5.6.100.0080.02817.53
5.6.90.0110.03817.65
5.6.80.0080.02517.35
5.6.70.0040.00714.17
5.6.60.0030.01014.14
5.6.50.0030.01014.09
5.6.40.0030.01414.12
5.6.30.0070.00714.12
5.6.20.0060.00913.95
5.6.10.0000.01314.11
5.6.00.0070.00714.32
5.5.380.0090.00013.92
5.5.370.0030.00914.23
5.5.360.0100.00314.01
5.5.350.0050.04017.21
5.5.340.0060.04316.04
5.5.330.0130.04117.24
5.5.320.0080.02817.18
5.5.310.0190.04217.13
5.5.300.0130.04116.06
5.5.290.0080.04016.13
5.5.280.0030.02817.31
5.5.270.0040.02317.32
5.5.260.0100.04417.54
5.5.250.0030.04617.39
5.5.240.0070.04317.37
5.5.230.0030.00614.29
5.5.220.0090.00614.26
5.5.210.0030.01314.25
5.5.200.0000.01113.90
5.5.190.0070.00714.03
5.5.180.0040.01114.20
5.5.170.0000.01414.02
5.5.160.0030.01214.15
5.5.150.0070.00314.08
5.5.140.0030.01013.96
5.5.130.0000.01314.17
5.5.120.0080.00413.89
5.5.110.0060.00314.29
5.5.100.0030.00714.05
5.5.90.0040.00713.89
5.5.80.0080.00814.22
5.5.70.0040.01414.06
5.5.60.0000.00914.25
5.5.50.0060.00614.28
5.5.40.0030.01013.89
5.5.30.0030.01013.96
5.5.20.0070.00714.19
5.5.10.0030.01014.13
5.5.00.0040.00713.97
5.4.450.0100.02716.55
5.4.440.0140.02516.68
5.4.430.0140.02316.54
5.4.420.0070.02716.73
5.4.410.0130.02316.64
5.4.400.0030.02316.55
5.4.390.0100.02916.56
5.4.380.0150.03516.29
5.4.370.0110.02816.35
5.4.360.0140.02516.32
5.4.350.0200.02016.27
5.4.340.0180.02816.34
5.4.330.0030.00713.89
5.4.320.0060.02013.20
5.4.310.0060.02013.20
5.4.300.0060.02913.20
5.4.290.0050.03013.19
5.4.280.0040.02513.14
5.4.270.0070.02013.14
5.4.260.0040.02413.14
5.4.250.0040.02513.14
5.4.240.0080.02213.14
5.4.230.0080.02513.14
5.4.220.0040.02413.14
5.4.210.0060.02113.14
5.4.200.0060.02413.14
5.4.190.0060.02713.14
5.4.180.0050.02613.13
5.4.170.0040.02413.14
5.4.160.0030.02413.14
5.4.150.0040.02413.14
5.4.140.0080.02212.98
5.4.130.0080.02212.97
5.4.120.0060.02212.95
5.4.110.0060.01912.95
5.4.100.0030.02412.95
5.4.90.0060.02112.95
5.4.80.0060.02212.95
5.4.70.0030.02712.95
5.4.60.0080.02012.95
5.4.50.0060.02212.95
5.4.40.0040.02412.94
5.4.30.0090.01912.94
5.4.20.0060.02312.94
5.4.10.0020.02812.94
5.4.00.0040.02312.69
5.3.290.0020.02213.35
5.3.280.0050.02213.30
5.3.270.0060.02113.31
5.3.260.0050.02513.31
5.3.250.0040.02613.31
5.3.240.0050.02413.31
5.3.230.0040.02613.30
5.3.220.0040.02213.29
5.3.210.0080.02113.29
5.3.200.0040.02313.29
5.3.190.0020.02513.29
5.3.180.0040.02213.28
5.3.170.0030.02413.28
5.3.160.0040.02313.28
5.3.150.0050.02113.28
5.3.140.0060.02213.28
5.3.130.0050.03213.28
5.3.120.0070.02913.28
5.3.110.0090.02513.28
5.3.100.0080.02413.00
5.3.90.0060.02212.99
5.3.80.0060.01912.99
5.3.70.0020.02512.99
5.3.60.0060.02212.98
5.3.50.0080.02412.96
5.3.40.0060.02412.96
5.3.30.0060.02212.93
5.3.20.0040.02312.83
5.3.10.0020.02312.81
5.3.00.0060.02112.80
5.2.170.0080.0359.21
5.2.160.0050.0389.21
5.2.150.0110.0379.21
5.2.140.0070.0419.21
5.2.130.0110.0379.17
5.2.120.0070.0369.17
5.2.110.0080.0339.18
5.2.100.0120.0369.18
5.2.90.0110.0409.17
5.2.80.0110.0419.16
5.2.70.0080.0329.16
5.2.60.0070.0309.12
5.2.50.0050.0339.08
5.2.40.0040.0329.07
5.2.30.0050.0349.04
5.2.20.0070.0379.02
5.2.10.0070.0348.93
5.2.00.0020.0438.80
5.1.60.0040.0338.08
5.1.50.0060.0338.07
5.1.40.0040.0348.06
5.1.30.0050.0378.40
5.1.20.0050.0388.43
5.1.10.0060.0338.15
5.1.00.0090.0328.16
5.0.50.0020.0296.64
5.0.40.0070.0246.49
5.0.30.0050.0386.31
5.0.20.0030.0266.27
5.0.10.0050.0256.25
5.0.00.0050.0366.24
4.4.90.0040.0214.78
4.4.80.0030.0214.76
4.4.70.0040.0204.76
4.4.60.0010.0224.75
4.4.50.0030.0224.77
4.4.40.0040.0314.70
4.4.30.0130.0454.76
4.4.20.0030.0224.84
4.4.10.0040.0214.85
4.4.00.0030.0324.76
4.3.110.0040.0214.67
4.3.100.0040.0214.66
4.3.90.0030.0274.63
4.3.80.0050.0324.59
4.3.70.0000.0244.63
4.3.60.0020.0224.63
4.3.50.0030.0214.63
4.3.40.0030.0314.54
4.3.30.0040.0193.28
4.3.20.0030.0203.26
4.3.10.0030.0193.22
4.3.00.0030.01716.92

preferences:
45.33 ms | 400 KiB | 5 Q