3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface Foo {} class Bar {} $bar = new Bar(); var_dump(is_a($bar, '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)
8.3.60.0150.00016.63
8.3.50.0120.00821.87
8.3.40.0120.00418.42
8.3.30.0030.01019.01
8.3.20.0070.00320.29
8.3.10.0040.00423.59
8.3.00.0070.00020.44
8.2.180.0150.00316.38
8.2.170.0160.00622.96
8.2.160.0110.00318.83
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0110.00726.16
8.2.120.0000.00722.16
8.2.110.0060.00322.26
8.2.100.0030.00917.61
8.2.90.0040.00419.08
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0030.00517.91
8.2.50.0110.00018.07
8.2.40.0000.00718.09
8.2.30.0040.00417.89
8.2.20.0040.00417.65
8.2.10.0000.00817.67
8.2.00.0000.00717.57
8.1.280.0060.00925.92
8.1.270.0040.00423.91
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.63
8.1.230.0080.00419.16
8.1.220.0000.00717.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0030.00617.53
8.1.180.0030.00518.10
8.1.170.0030.00518.52
8.1.160.0040.00421.88
8.1.150.0030.00518.54
8.1.140.0080.00017.39
8.1.130.0070.00017.90
8.1.120.0030.00317.42
8.1.110.0040.00417.27
8.1.100.0030.00317.37
8.1.90.0030.00317.37
8.1.80.0000.00717.38
8.1.70.0000.00717.31
8.1.60.0000.00917.52
8.1.50.0000.00817.46
8.1.40.0000.00817.33
8.1.30.0050.00317.52
8.1.20.0040.00417.43
8.1.10.0040.00417.50
8.1.00.0030.00617.41
8.0.300.0000.00718.77
8.0.290.0070.00017.05
8.0.280.0000.00718.39
8.0.270.0000.00717.18
8.0.260.0030.00316.75
8.0.250.0030.00316.86
8.0.240.0070.00016.82
8.0.230.0000.00716.84
8.0.220.0000.00716.86
8.0.210.0040.00416.86
8.0.200.0070.00416.92
8.0.190.0040.00416.77
8.0.180.0030.00616.79
8.0.170.0030.00616.73
8.0.160.0000.00716.76
8.0.150.0070.00016.68
8.0.140.0040.00316.75
8.0.130.0000.00513.23
8.0.120.0000.00716.77
8.0.110.0030.00516.86
8.0.100.0000.00716.68
8.0.90.0080.00016.93
8.0.80.0060.01216.78
8.0.70.0040.00416.69
8.0.60.0030.00516.60
8.0.50.0040.00416.67
8.0.30.0150.00617.08
8.0.20.0080.01017.40
8.0.10.0040.00416.85
8.0.00.0100.01116.56
7.4.330.0050.00015.04
7.4.320.0000.00616.52
7.4.300.0000.00716.42
7.4.290.0030.00316.53
7.4.280.0080.00016.52
7.4.270.0030.00316.52
7.4.260.0000.00716.51
7.4.250.0040.00416.44
7.4.240.0020.00516.41
7.4.230.0030.00316.27
7.4.220.0130.00616.34
7.4.210.0080.01016.57
7.4.200.0030.00316.23
7.4.190.0070.00016.29
7.4.160.0100.00516.26
7.4.150.0100.00717.40
7.4.140.0110.00917.86
7.4.130.0090.00816.38
7.4.120.0110.00716.48
7.4.110.0130.00716.17
7.4.100.0120.00916.41
7.4.90.0040.01516.36
7.4.80.0100.00719.39
7.4.70.0060.01216.46
7.4.60.0130.00316.29
7.4.50.0040.00416.17
7.4.40.0110.00722.77
7.4.30.0110.01116.31
7.4.00.0070.00714.85
7.3.330.0000.00512.95
7.3.320.0020.00212.89
7.3.310.0040.00416.02
7.3.300.0040.00416.03
7.3.290.0000.01416.20
7.3.280.0110.00716.14
7.3.270.0170.00317.40
7.3.260.0040.01316.28
7.3.250.0080.01316.31
7.3.240.0090.01216.34
7.3.230.0050.01116.39
7.3.210.0090.00916.35
7.3.200.0130.00319.39
7.3.190.0130.00616.45
7.3.180.0100.00716.57
7.3.170.0090.00616.36
7.3.160.0120.00316.30
7.3.120.0030.01014.67
7.3.10.0060.00616.63
7.3.00.0070.00316.46
7.2.330.0070.01016.32
7.2.320.0070.01016.23
7.2.310.0110.00616.35
7.2.300.0040.01416.67
7.2.290.0090.00616.37
7.2.130.0070.00716.75
7.2.120.0060.00816.84
7.2.110.0070.00316.86
7.2.100.0040.00816.57
7.2.90.0090.00616.85
7.2.80.0080.00417.03
7.2.70.0040.00816.52
7.2.60.0030.01016.56
7.2.50.0040.01116.66
7.2.40.0080.00816.83
7.2.30.0060.01016.79
7.2.20.0060.00616.45
7.2.10.0070.00316.83
7.2.00.0070.00718.05
7.1.250.0070.00715.97
7.1.100.0030.01318.13
7.1.70.0000.00717.18
7.1.60.0030.02119.29
7.1.50.0070.01716.98
7.1.00.0000.08022.39
7.0.200.0060.00316.72
7.0.140.0130.06322.04
7.0.60.0100.05719.83
7.0.50.0100.06317.92
7.0.40.0130.03320.24
7.0.30.0300.07320.21
7.0.20.0300.08720.12
7.0.10.0130.08320.26
7.0.00.0000.07720.24
5.6.280.0100.06720.99
5.6.210.0100.07720.61
5.6.200.0030.08318.18
5.6.190.0170.04320.57
5.6.180.0100.05720.33
5.6.170.0270.04720.71
5.6.160.0130.06720.54
5.6.150.0070.04318.25
5.6.140.0000.08018.15
5.6.130.0030.05718.28
5.6.120.0070.06720.96
5.6.110.0170.06321.14
5.6.100.0030.06020.96
5.6.90.0130.05721.00
5.6.80.0070.08020.53
5.5.350.0030.06720.46
5.5.340.0100.06318.05
5.5.330.0070.04720.27
5.5.320.0230.06320.27
5.5.310.0230.05020.41
5.5.300.0130.06717.98
5.5.290.0100.06717.96
5.5.280.0100.08020.68
5.5.270.0070.07720.84
5.5.260.0070.07320.77
5.5.250.0130.07720.57
5.5.240.0000.07020.26
5.4.450.0270.04719.32
5.4.440.0270.07319.41
5.4.430.0270.07319.30
5.4.420.0330.05319.54
5.4.410.0330.06719.34
5.4.400.0270.06719.08
5.4.390.0230.04019.16
5.4.380.0230.04318.86
5.4.370.0400.05718.85
5.4.360.0270.06718.94
5.4.350.0370.06019.16
5.4.340.0200.04019.16
5.4.320.0270.07719.06
5.4.310.0270.05319.15
5.4.300.0230.04318.85
5.4.290.0330.06719.11
5.4.280.0270.07319.15
5.4.270.0300.07018.84
5.4.260.0370.05018.94
5.4.250.0370.06019.07
5.4.240.0300.04719.21
5.4.230.0270.07018.86
5.4.220.0370.05019.19
5.4.210.0400.06018.84
5.4.200.0470.05719.22
5.4.190.0330.06718.98
5.4.180.0370.06318.84
5.4.170.0300.06019.21
5.4.160.0200.05718.83
5.4.150.0300.07719.12
5.4.140.0370.06016.40
5.4.130.0230.07016.37
5.4.120.0330.06316.39
5.4.110.0300.05316.64
5.4.100.0300.06316.61
5.4.90.0330.06716.24
5.4.80.0470.05316.31
5.4.70.0370.06316.49
5.4.60.0370.06016.49
5.4.50.0230.04316.16
5.4.40.0370.06016.43
5.4.30.0270.06316.55
5.4.20.0300.05716.53
5.4.10.0270.06716.39
5.4.00.0500.05015.90
5.3.290.0230.07314.58
5.3.280.0300.06314.74
5.3.270.0300.07014.57
5.3.260.0330.05014.68
5.3.250.0330.04314.59
5.3.240.0330.06314.57
5.3.230.0270.06314.64
5.3.220.0370.05714.47
5.3.210.0230.07714.53
5.3.200.0300.06714.53
5.3.190.0330.06014.78
5.3.180.0400.05714.57
5.3.170.0230.05014.60
5.3.160.0300.07714.52
5.3.150.0300.04714.63
5.3.140.0270.05014.45
5.3.130.0270.04714.70
5.3.120.0270.05314.61
5.3.110.0470.05314.46
5.3.100.0270.04314.00
5.3.90.0270.07313.93
5.3.80.0400.06314.02
5.3.70.0270.03714.14
5.3.60.0370.06313.86
5.3.50.0270.06713.86
5.3.40.0230.04013.94
5.3.30.0370.06013.82
5.3.20.0170.05013.66
5.3.10.0230.04313.57
5.3.00.0370.06013.54
5.2.170.0300.05313.22
5.2.160.0270.03713.22
5.2.150.0170.04013.22
5.2.140.0230.05313.22
5.2.130.0170.03713.22
5.2.120.0270.03313.22
5.2.110.0200.06013.22
5.2.100.0200.03713.22
5.2.90.0200.03713.22
5.2.80.0300.05313.22
5.2.70.0200.05313.22
5.2.60.0270.05013.22
5.2.50.0200.04313.22
5.2.40.0200.02713.22
5.2.30.0200.03713.22
5.2.20.0230.05013.22
5.2.10.0170.05313.22
5.2.00.0270.04313.22
5.1.60.0130.02713.22
5.1.50.0200.04713.22
5.1.40.0170.05013.22
5.1.30.0270.05013.22
5.1.20.0230.05013.22
5.1.10.0270.04713.22
5.1.00.0230.04713.22
5.0.50.0170.04013.22
5.0.40.0100.05013.22
5.0.30.0070.05713.22
5.0.20.0070.03713.22
5.0.10.0130.03013.22
5.0.00.0100.03713.22
4.4.90.0130.03313.22
4.4.80.0070.03013.22
4.4.70.0100.03013.22
4.4.60.0100.03313.22
4.4.50.0130.01713.22
4.4.40.0070.05313.22
4.4.30.0170.01713.22
4.4.20.0070.03713.22
4.4.10.0030.04013.22
4.4.00.0070.06013.22
4.3.110.0100.03313.22
4.3.100.0100.02713.22
4.3.90.0030.02313.22
4.3.80.0130.03013.22
4.3.70.0170.02313.22
4.3.60.0100.03313.22
4.3.50.0130.02313.22
4.3.40.0100.05313.22
4.3.30.0070.03013.22
4.3.20.0070.03013.22
4.3.10.0070.02713.22
4.3.00.0070.03313.22

preferences:
40.93 ms | 401 KiB | 5 Q