3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 1; $n = 2; for($f = 0; $f <= 20; $f++) { echo "F".$f." = ".intval((($f-$i)+($f-$n)))."\n"; $i++; $n++; }

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)
8.3.60.0180.00318.43
8.3.50.0130.00822.13
8.3.40.0110.00418.71
8.3.30.0140.00318.94
8.3.20.0040.00420.16
8.3.10.0030.00523.48
8.3.00.0000.00819.13
8.2.180.0130.00316.50
8.2.170.0110.00422.96
8.2.160.0060.00920.32
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0050.00322.29
8.2.110.0060.00322.32
8.2.100.0040.00817.91
8.2.90.0070.00417.46
8.2.80.0030.00519.27
8.2.70.0090.00017.79
8.2.60.0000.00818.04
8.2.50.0030.00618.10
8.2.40.0000.00720.64
8.2.30.0000.00718.00
8.2.20.0030.00517.66
8.2.10.0000.00718.11
8.2.00.0040.00417.54
8.1.280.0140.00025.92
8.1.270.0050.00322.21
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00022.10
8.1.230.0040.00720.97
8.1.220.0060.00317.74
8.1.210.0030.00518.79
8.1.200.0080.00017.35
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0000.00818.50
8.1.160.0080.00022.14
8.1.150.0070.00018.80
8.1.140.0040.00417.41
8.1.130.0030.00317.75
8.1.120.0040.00417.34
8.1.110.0040.00417.43
8.1.100.0000.00817.48
8.1.90.0070.00017.52
8.1.80.0000.00717.36
8.1.70.0030.00317.44
8.1.60.0000.00817.54
8.1.50.0000.00817.50
8.1.40.0000.00717.55
8.1.30.0030.00617.66
8.1.20.0080.00017.70
8.1.10.0030.00517.59
8.1.00.0000.00717.38
8.0.300.0070.00020.04
8.0.290.0040.00416.63
8.0.280.0030.00318.46
8.0.270.0000.00717.14
8.0.260.0030.00617.15
8.0.250.0030.00316.83
8.0.240.0030.00316.89
8.0.230.0000.00716.84
8.0.220.0020.00516.84
8.0.210.0000.00716.98
8.0.200.0050.00216.87
8.0.190.0040.00416.95
8.0.180.0050.00216.91
8.0.170.0040.00416.89
8.0.160.0070.00016.88
8.0.150.0040.00416.83
8.0.140.0000.00716.81
8.0.130.0030.00313.28
8.0.120.0000.00816.83
8.0.110.0000.00816.78
8.0.100.0040.00416.73
8.0.90.0070.00016.93
8.0.80.0140.00716.89
8.0.70.0050.00316.85
8.0.60.0080.00016.72
8.0.50.0040.00416.92
8.0.30.0160.00617.08
8.0.20.0130.00917.40
8.0.10.0000.00816.89
8.0.00.0080.01116.54
7.4.330.0000.00515.02
7.4.320.0030.00316.61
7.4.300.0000.00616.48
7.4.290.0030.00316.39
7.4.280.0050.00216.50
7.4.270.0040.00416.59
7.4.260.0120.00016.58
7.4.250.0070.00016.49
7.4.240.0020.00516.52
7.4.230.0070.00016.25
7.4.220.0170.00816.71
7.4.210.0090.00616.67
7.4.200.0000.00716.61
7.4.160.0030.01316.38
7.4.150.0060.01217.40
7.4.140.0080.01017.86
7.4.130.0140.00616.58
7.4.120.0090.00816.62
7.4.110.0070.01016.58
7.4.100.0070.01116.47
7.4.90.0150.00616.59
7.4.80.0070.01419.39
7.4.70.0070.01016.49
7.4.60.0090.01316.59
7.4.50.0030.00316.61
7.4.40.0100.01316.38
7.4.30.0060.01116.71
7.4.00.0030.01014.86
7.3.330.0000.00613.15
7.3.320.0050.00013.05
7.3.310.0030.00316.40
7.3.300.0030.00316.14
7.3.290.0070.01116.32
7.3.280.0060.01116.27
7.3.270.0030.01717.40
7.3.260.0130.00316.25
7.3.250.0130.00716.32
7.3.240.0060.01216.27
7.3.230.0060.01216.39
7.3.210.0090.01516.36
7.3.200.0160.00619.39
7.3.190.0030.01416.17
7.3.180.0040.01216.46
7.3.170.0120.00316.32
7.3.160.0130.00316.45
7.3.10.0070.00416.47
7.3.00.0070.00416.63
7.2.330.0140.00316.66
7.2.320.0060.01216.62
7.2.310.0120.00916.79
7.2.300.0130.00316.82
7.2.290.0060.01216.64
7.2.130.0070.00416.89
7.2.120.0080.00816.93
7.2.110.0040.01116.95
7.2.100.0060.00616.93
7.2.90.0100.00016.72
7.2.80.0080.00416.87
7.2.70.0000.01516.98
7.2.60.0080.00517.00
7.2.50.0070.00716.68
7.2.40.0070.00316.96
7.2.30.0030.01016.92
7.2.20.0120.00417.00
7.2.10.0060.00316.86
7.2.00.0030.01416.66
7.1.250.0070.00315.73
7.1.100.0060.00618.18
7.1.70.0030.00317.13
7.1.60.0000.02219.11
7.1.50.0090.01616.93
7.1.00.0070.07322.30
7.0.200.0070.00716.69
7.0.140.0130.06722.08
7.0.60.0000.04319.94
7.0.50.0130.08317.84
7.0.40.0000.06320.30
7.0.30.0270.08020.20
7.0.20.0200.07320.09
7.0.10.0130.08020.13
7.0.00.0100.03320.33
5.6.280.0030.07321.04
5.6.210.0100.07720.66
5.6.200.0070.08018.11
5.6.190.0200.07720.69
5.6.180.0200.08020.62
5.6.170.0430.07020.38
5.6.160.0070.06020.46
5.6.150.0030.04718.09
5.6.140.0070.08018.21
5.6.130.0030.06018.18
5.6.120.0100.08021.04
5.6.110.0100.07020.96
5.6.100.0100.08321.09
5.6.90.0170.07721.11
5.6.80.0100.06320.50
5.5.350.3770.03320.32
5.5.340.0000.04318.00
5.5.330.0100.05720.19
5.5.320.0200.04720.30
5.5.310.0330.07720.28
5.5.300.0170.08017.91
5.5.290.0130.04018.02
5.5.280.0070.08020.87
5.5.270.0070.08320.64
5.5.260.0030.08720.71
5.5.250.0030.07320.71
5.5.240.0130.08020.28
5.4.450.0070.06019.54
5.4.440.0730.04719.29
5.4.430.0800.05719.58
5.4.420.0630.00019.46
5.4.410.0630.00019.22
5.4.400.0630.00019.20
5.4.390.0630.00019.13
5.4.380.0630.00019.19
5.4.370.0630.00019.13
5.4.360.0600.00019.00
5.4.350.0630.00019.07
5.4.340.0020.04011.97
5.4.320.0060.04312.45
5.4.310.0060.04212.45
5.4.300.0050.04012.45
5.4.290.0070.04112.45
5.4.280.0060.04012.35
5.4.270.0090.03912.34
5.4.260.0090.05112.35
5.4.250.0100.04112.34
5.4.240.0050.04012.34
5.4.230.0060.04412.34
5.4.220.0050.03712.34
5.4.210.0020.03912.34
5.4.200.0030.04012.34
5.4.190.0050.03812.34
5.4.180.0090.04312.33
5.4.170.0050.03712.34
5.4.160.0040.03812.34
5.4.150.0060.03612.34
5.4.140.0020.04112.02
5.4.130.0070.03512.01
5.4.120.0060.03611.96
5.4.110.0070.03511.96
5.4.100.0020.04011.96
5.4.90.0090.03511.96
5.4.80.0050.03911.96
5.4.70.0070.03811.96
5.4.60.0070.03711.96
5.4.50.0100.03411.96
5.4.40.0050.03711.95
5.4.30.0080.03511.95
5.4.20.0050.03711.95
5.4.10.0060.03511.95
5.4.00.0060.03611.44
5.3.290.0070.04112.80
5.3.280.0040.04112.71
5.3.270.0080.03712.73
5.3.260.0090.04512.72
5.3.250.0060.03712.72
5.3.240.0040.04012.72
5.3.230.0040.04212.71
5.3.220.0080.03812.68
5.3.210.0060.04212.68
5.3.200.0070.03612.68
5.3.190.0030.04112.68
5.3.180.0070.03812.67
5.3.170.0070.03812.67
5.3.160.0070.04012.67
5.3.150.0040.04112.67
5.3.140.0040.03912.66
5.3.130.0090.04012.66
5.3.120.0050.04112.66
5.3.110.0060.03912.66
5.3.100.0070.03812.12
5.3.90.0080.03412.08
5.3.80.0090.03312.08
5.3.70.0120.03712.08
5.3.60.0060.03712.07
5.3.50.0060.03912.00
5.3.40.0100.03412.00
5.3.30.0070.03511.94
5.3.20.0040.03811.72
5.3.10.0050.03711.69
5.3.00.0050.04111.68
5.2.170.0060.0359.18
5.2.160.0070.0399.18
5.2.150.0010.0349.18
5.2.140.0050.0329.18
5.2.130.0060.0309.14
5.2.120.0040.0299.14
5.2.110.0070.0309.14
5.2.100.0040.0369.14
5.2.90.0050.0309.14
5.2.80.0020.0349.14
5.2.70.0030.0339.14
5.2.60.0060.0299.08
5.2.50.0080.0369.05
5.2.40.0060.0299.03
5.2.30.0080.0279.01
5.2.20.0040.0309.00
5.2.10.0060.0328.94
5.2.00.0050.0338.79
5.1.60.0030.0308.08
5.1.50.0070.0238.07
5.1.40.0060.0238.05
5.1.30.0050.0268.41
5.1.20.0030.0288.43
5.1.10.0050.0258.15
5.1.00.0050.0338.15
5.0.50.0070.0266.63
5.0.40.0160.0576.49
5.0.30.0110.0356.30
5.0.20.0130.0626.27
5.0.10.0120.0506.25
5.0.00.0020.0376.24
4.4.90.0060.0134.78
4.4.80.0030.0164.75
4.4.70.0050.0144.75
4.4.60.0040.0154.75
4.4.50.0030.0164.77
4.4.40.0030.0264.70
4.4.30.0040.0154.76
4.4.20.0030.0164.85
4.4.10.0030.0154.85
4.4.00.0020.0264.76
4.3.110.0030.0154.67
4.3.100.0050.0134.66
4.3.90.0030.0154.63
4.3.80.0040.0244.58
4.3.70.0020.0164.63
4.3.60.0010.0194.63
4.3.50.0040.0154.63
4.3.40.0030.0264.54
4.3.30.0010.0183.29
4.3.20.0040.0163.27
4.3.10.0040.0153.23
4.3.00.0100.0237.28

preferences:
48.37 ms | 401 KiB | 5 Q