3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SomeClass {} $abc = null; if(!$abc instanceof SomeClass) { echo "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)
8.3.60.0070.00718.27
8.3.50.0100.00616.53
8.3.40.0070.00718.73
8.3.30.0070.00718.60
8.3.20.0000.00918.66
8.3.10.0060.00320.53
8.3.00.0040.00417.23
8.2.180.0090.00616.63
8.2.170.0100.00322.96
8.2.160.0060.00922.26
8.2.150.0090.00624.18
8.2.140.0040.00424.66
8.2.130.0100.00726.16
8.2.120.0040.00419.83
8.2.110.0100.00020.50
8.2.100.0090.00317.72
8.2.90.0000.00819.17
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0080.00018.07
8.2.30.0040.00417.97
8.2.20.0050.00217.74
8.2.10.0000.00817.73
8.2.00.0000.00717.65
8.1.280.0110.00425.92
8.1.270.0030.00623.99
8.1.260.0170.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00322.42
8.1.230.0040.00720.88
8.1.220.0000.00917.74
8.1.210.0080.00018.77
8.1.200.0000.00817.35
8.1.190.0000.00717.51
8.1.180.0060.00318.10
8.1.170.0030.00518.84
8.1.160.0000.00718.88
8.1.150.0030.00618.50
8.1.140.0040.00417.34
8.1.130.0030.00317.88
8.1.120.0040.00417.38
8.1.110.0040.00417.34
8.1.100.0000.00817.48
8.1.90.0070.00017.49
8.1.80.0000.00717.45
8.1.70.0000.00717.40
8.1.60.0040.00417.57
8.1.50.0040.00417.36
8.1.40.0050.00217.55
8.1.30.0000.00717.52
8.1.20.0050.00317.61
8.1.10.0000.00817.49
8.1.00.0080.00017.33
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0070.00018.43
8.0.270.0070.00017.22
8.0.260.0030.00318.48
8.0.250.0090.00016.83
8.0.240.0040.00816.88
8.0.230.0090.00016.91
8.0.220.0000.00716.75
8.0.210.0000.00716.81
8.0.200.0000.00716.87
8.0.190.0070.00016.95
8.0.180.0050.00216.95
8.0.170.0000.00816.89
8.0.160.0030.00316.93
8.0.150.0070.00316.83
8.0.140.0000.01016.73
8.0.130.0050.00013.32
8.0.120.0040.00416.79
8.0.110.0030.00516.82
8.0.100.0070.00016.84
8.0.90.0070.00016.76
8.0.80.0140.00416.86
8.0.70.0040.00416.83
8.0.60.0000.00816.91
8.0.50.0070.00016.66
8.0.30.0160.00516.92
8.0.20.0130.00517.18
8.0.10.0040.00417.01
8.0.00.0100.01316.83
7.4.330.0050.00014.79
7.4.320.0000.00616.57
7.4.300.0030.00316.55
7.4.290.0030.00316.59
7.4.280.0040.00416.56
7.4.270.0040.00416.54
7.4.260.0050.00213.24
7.4.250.0040.00416.45
7.4.240.0070.00016.43
7.4.230.0030.00316.69
7.4.220.0120.01216.54
7.4.210.0100.00516.46
7.4.200.0070.00016.23
7.4.190.0070.00016.58
7.4.160.0100.00616.41
7.4.150.0110.00517.18
7.4.140.0120.00817.08
7.4.130.0080.00916.52
7.4.120.0140.00416.29
7.4.110.0120.00616.45
7.4.100.0060.01216.41
7.4.90.0080.01016.52
7.4.80.0070.01018.80
7.4.70.0070.01416.39
7.4.60.0130.00316.32
7.4.50.0080.00016.46
7.4.40.0000.01422.27
7.4.30.0090.00616.50
7.4.00.0040.01114.95
7.3.330.0000.00613.09
7.3.320.0020.00213.05
7.3.310.0030.00516.20
7.3.300.0030.00316.21
7.3.290.0140.00016.22
7.3.280.0070.01016.24
7.3.270.0160.00717.18
7.3.260.0110.00818.24
7.3.250.0160.00116.50
7.3.240.0090.01516.59
7.3.230.0150.00316.39
7.3.210.0070.01416.21
7.3.200.0100.00619.39
7.3.190.0150.00616.52
7.3.180.0030.01216.12
7.3.170.0100.01016.27
7.3.160.0090.00616.24
7.3.120.0100.00714.59
7.2.330.0140.00416.59
7.2.320.0060.01216.55
7.2.310.0070.01716.55
7.2.300.0030.01316.53
7.2.290.0090.01216.54
7.2.60.0030.00716.65
7.1.200.0150.00315.84
7.1.70.0000.00816.81
7.1.60.0100.01419.40
7.1.50.0070.01416.85
7.1.00.0070.05022.51
7.0.200.0000.00816.86
7.0.140.0000.08022.21
7.0.60.0130.07320.06
7.0.50.0030.05317.91
7.0.40.0200.06020.04
7.0.30.0370.04720.09
7.0.20.0330.07720.07
7.0.10.0100.08320.20
7.0.00.0030.07720.18
5.6.280.0030.07321.07
5.6.210.0070.05720.66
5.6.200.0100.05018.25
5.6.190.0030.09020.51
5.6.180.3930.04320.61
5.6.170.0130.05320.40
5.6.160.0170.07020.55
5.6.150.0030.04318.16
5.6.140.0070.04018.18
5.6.130.0130.07318.29
5.6.120.0070.06721.05
5.6.110.0030.09021.00
5.6.100.0130.07720.98
5.6.90.0100.08020.99
5.6.80.0130.06320.41
5.5.350.0200.04020.40
5.5.340.0030.04017.96
5.5.330.0100.05720.46
5.5.320.0230.03720.25
5.5.310.0330.07320.30
5.5.300.0130.05317.98
5.5.290.0100.06717.98
5.5.280.0030.04320.88
5.5.270.0100.08320.86
5.5.260.0070.09020.86
5.5.250.0070.03720.68
5.5.240.0100.07320.23
5.4.450.0800.03319.36
5.4.440.0530.04019.46
5.4.430.0570.04019.54
5.4.420.0200.04319.36
5.4.410.0600.02719.35
5.4.400.0530.03019.32
5.4.390.0630.03719.07
5.4.380.0600.04018.96
5.4.370.0700.04719.21
5.4.360.0430.03719.00
5.4.350.0400.06319.00
5.4.340.0370.05719.04
5.4.320.0830.04319.32
5.4.310.0770.03318.96
5.4.300.0630.04719.17
5.4.290.0270.05018.93
5.4.280.0630.03719.18
5.4.270.0570.03019.19
5.4.260.0470.04019.14
5.4.250.0870.03719.12
5.4.240.0570.04319.05
5.4.230.0400.04318.95
5.4.220.0700.04318.93
5.4.210.0370.03319.05
5.4.200.0600.03318.82
5.4.190.0430.04318.85
5.4.180.0570.03319.15
5.4.170.0430.04318.80
5.4.160.0330.04719.06
5.4.150.0600.03719.18
5.4.140.0970.03716.34
5.4.130.0400.04316.49
5.4.120.0200.04316.32
5.4.110.0470.04316.54
5.4.100.0400.03716.56
5.4.90.0130.04316.45
5.4.80.0600.03316.32
5.4.70.0670.02716.43
5.4.60.0670.03016.40
5.4.50.0400.03716.52
5.4.40.0330.03016.15
5.4.30.0770.03016.39
5.4.20.0530.04316.47
5.4.10.0600.04316.31
5.4.00.0270.03715.94
5.3.290.0230.05015.64
5.3.280.0630.03315.64
5.3.270.0670.04315.64
5.3.260.0670.04315.64
5.3.250.0630.04015.64
5.3.240.0370.04315.64
5.3.230.0370.04315.64
5.3.220.0370.04315.64
5.3.210.0400.04715.64
5.3.200.0900.04015.64
5.3.190.0530.04015.64
5.3.180.0230.04715.64
5.3.170.0430.04315.64
5.3.160.0630.03715.64
5.3.150.0370.04715.64
5.3.140.0730.03315.64
5.3.130.0400.04315.64
5.3.120.0530.04315.64
5.3.110.0530.04315.64
5.3.100.0570.04015.64
5.3.90.0630.03015.64
5.3.80.0330.04015.64
5.3.70.0800.03315.64
5.3.60.0370.04715.64
5.3.50.0470.04315.64
5.3.40.0370.04015.64
5.3.30.0530.04715.64
5.3.20.0500.03715.64
5.3.10.0800.03015.64
5.3.00.0770.04015.64
5.2.170.0600.03315.64
5.2.160.0270.02315.64
5.2.150.0400.03015.64
5.2.140.0430.03315.64
5.2.130.0800.02315.64
5.2.120.0030.03715.64
5.2.110.0670.03015.64
5.2.100.0730.02715.64
5.2.90.0700.03015.64
5.2.80.0700.03315.64
5.2.70.0730.03315.64
5.2.60.0430.03315.64
5.2.50.0600.03015.64
5.2.40.0400.02715.64
5.2.30.0230.03715.64
5.2.20.0330.03015.64
5.2.10.0370.02715.64
5.2.00.0200.03015.64
5.1.60.0300.02015.64
5.1.50.0330.02315.64
5.1.40.0270.01715.64
5.1.30.0400.04015.64
5.1.20.0230.02315.64
5.1.10.0670.02715.64
5.1.00.0670.02315.64
5.0.50.0100.02015.64
5.0.40.0100.02715.64
5.0.30.0330.03315.64
5.0.20.0200.01715.64
5.0.10.0170.02315.64
5.0.00.0030.03315.64
4.4.90.0170.01315.64
4.4.80.0070.01315.64
4.4.70.0170.01315.64
4.4.60.0200.01315.64
4.4.50.0170.01715.64
4.4.40.0200.02715.64
4.4.30.0270.01715.64
4.4.20.0330.01015.64
4.4.10.0370.01315.64
4.4.00.0130.02015.64
4.3.110.0170.01315.64
4.3.100.0100.01015.64
4.3.90.0200.01015.64
4.3.80.0070.02315.64
4.3.70.0230.02015.64
4.3.60.0130.01315.64
4.3.50.0070.01715.64
4.3.40.0130.02015.64
4.3.30.0030.01015.64
4.3.20.0170.01715.64
4.3.10.0130.01315.64
4.3.00.0030.02015.64

preferences:
36.6 ms | 401 KiB | 5 Q