3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 1; $n = 2; for($f = 0; $f <= 20; $f++) { echo "F".$f." = ".$f*$f-$i+$f*$f-$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)
8.3.40.0070.00718.42
8.3.30.0100.00318.96
8.3.20.0040.00420.18
8.3.10.0040.00423.59
8.3.00.0050.00319.13
8.2.170.0100.00722.96
8.2.160.0130.00318.96
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0050.00326.16
8.2.120.0040.00422.24
8.2.110.0040.00421.91
8.2.100.0060.00619.51
8.2.90.0060.00319.14
8.2.80.0080.00017.97
8.2.70.0000.00817.63
8.2.60.0040.00417.91
8.2.50.0060.00318.07
8.2.40.0000.00919.75
8.2.30.0090.00017.98
8.2.20.0000.00817.74
8.2.10.0070.00018.06
8.2.00.0040.00417.71
8.1.270.0030.00622.23
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00423.82
8.1.230.0110.00019.01
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0040.00417.23
8.1.190.0040.00417.35
8.1.180.0030.00518.10
8.1.170.0060.00318.53
8.1.160.0050.00222.06
8.1.150.0000.00718.95
8.1.140.0050.00217.41
8.1.130.0030.00317.84
8.1.120.0070.00017.52
8.1.110.0080.00017.52
8.1.100.0050.00217.51
8.1.90.0000.00717.55
8.1.80.0030.00317.37
8.1.70.0070.00017.34
8.1.60.0050.00317.48
8.1.50.0040.00417.44
8.1.40.0040.00417.50
8.1.30.0080.00017.64
8.1.20.0030.00617.63
8.1.10.0000.00817.41
8.1.00.0040.00417.42
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.36
8.0.270.0030.00317.27
8.0.260.0080.00317.25
8.0.250.0000.00716.97
8.0.240.0000.00816.85
8.0.230.0000.00716.91
8.0.220.0030.00316.88
8.0.210.0000.00716.79
8.0.200.0000.00716.96
8.0.190.0080.00016.95
8.0.180.0040.00416.79
8.0.170.0000.00816.87
8.0.160.0040.00416.89
8.0.150.0000.00816.86
8.0.140.0040.00416.85
8.0.130.0050.00013.32
8.0.120.0040.00416.84
8.0.110.0080.00016.79
8.0.100.0050.00316.75
8.0.90.0000.00716.69
8.0.80.0090.01216.81
8.0.70.0000.00816.71
8.0.60.0040.00416.96
8.0.50.0040.00416.74
8.0.30.0080.01317.13
8.0.20.0100.00917.40
8.0.10.0040.00417.06
8.0.00.0120.01116.83
7.4.330.0040.00015.02
7.4.320.0000.00616.49
7.4.300.0050.00216.65
7.4.290.0000.00816.60
7.4.280.0030.00516.59
7.4.270.0070.00016.52
7.4.260.0000.00916.50
7.4.250.0030.00616.32
7.4.240.0050.00216.48
7.4.230.0000.00716.65
7.4.220.0040.01416.48
7.4.210.0070.00716.56
7.4.200.0070.00016.44
7.4.160.0040.01216.65
7.4.150.0140.01117.40
7.4.140.0110.01017.86
7.4.130.0050.01416.37
7.4.120.0100.00716.49
7.4.110.0110.00716.43
7.4.100.0080.01216.47
7.4.90.0040.01316.55
7.4.80.0130.00319.39
7.4.70.0040.01916.27
7.4.60.0090.01016.36
7.4.50.0030.00616.22
7.4.40.0200.00016.42
7.4.30.0120.00616.53
7.4.00.0070.00714.97
7.3.330.0070.00013.13
7.3.320.0020.00213.25
7.3.310.0030.00316.25
7.3.300.0040.00416.28
7.3.290.0060.01116.36
7.3.280.0100.00516.36
7.3.270.0040.01417.40
7.3.260.0130.00516.48
7.3.250.0150.00216.35
7.3.240.0070.01116.29
7.3.230.0170.00016.39
7.3.210.0070.01116.30
7.3.200.0130.00719.39
7.3.190.0030.01416.26
7.3.180.0110.00616.32
7.3.170.0130.00316.49
7.3.160.0100.00616.49
7.2.330.0130.00416.66
7.2.320.0000.01916.36
7.2.310.0170.00016.51
7.2.300.0090.00916.63
7.2.290.0120.00616.86
7.2.60.0070.01016.66
7.2.00.0070.00719.09
7.1.200.0080.00815.77
7.1.100.0040.00818.14
7.1.70.0120.00817.11
7.1.60.0030.01019.11
7.1.50.0070.01716.86
7.1.00.0030.07722.51
7.0.200.0000.01016.79
7.0.140.0070.07022.11
7.0.60.0000.07019.93
7.0.50.0070.06717.82
7.0.40.0000.06320.35
7.0.30.0330.04720.08
7.0.20.0230.08320.00
7.0.10.0270.08319.99
7.0.00.0030.05720.09
5.6.280.0030.07320.98
5.6.210.0070.08320.62
5.6.200.0100.08018.15
5.6.190.0070.08020.67
5.6.180.3500.03720.64
5.6.170.0200.07720.45
5.6.160.0000.04320.44
5.6.150.0070.04318.22
5.6.140.0000.04718.23
5.6.130.0030.07318.10
5.6.120.0100.05321.11
5.6.110.0000.06720.98
5.6.100.0070.07320.98
5.6.90.0170.06321.01
5.6.80.0130.07320.39
5.6.70.4370.04020.50
5.5.350.0270.08020.40
5.5.340.0030.04018.01
5.5.330.0070.08720.25
5.5.320.0170.04020.21
5.5.310.0230.05020.21
5.5.300.0030.08317.91
5.5.290.0030.06717.91
5.5.280.0100.08320.64
5.5.270.0130.05720.72
5.5.260.0130.08320.86
5.5.250.0030.08720.57
5.5.240.0100.04720.14
5.4.450.1830.03719.58
5.4.440.0730.05319.25
5.4.430.0530.06319.46
5.4.420.0670.00019.16
5.4.410.0630.00019.34
5.4.400.0630.00019.03
5.4.390.0700.00018.92
5.4.380.0630.00019.05
5.4.370.0830.00019.10
5.4.360.0830.00019.05
5.4.350.0770.00019.14
5.4.340.0050.03911.97
5.4.320.0070.03612.45
5.4.310.0040.04112.45
5.4.300.0070.03612.45
5.4.290.0070.03712.45
5.4.280.0060.03512.35
5.4.270.0100.03412.35
5.4.260.0060.04512.34
5.4.250.0050.04712.35
5.4.240.0050.03812.34
5.4.230.0060.04412.34
5.4.220.0090.03712.34
5.4.210.0060.03912.34
5.4.200.0060.04012.34
5.4.190.0080.03412.33
5.4.180.0070.03412.33
5.4.170.0060.03612.34
5.4.160.0070.03512.34
5.4.150.0090.03612.34
5.4.140.0060.04112.02
5.4.130.0090.03712.01
5.4.120.0060.03511.97
5.4.110.0030.03811.96
5.4.100.0060.03511.96
5.4.90.0050.03711.96
5.4.80.0080.03511.96
5.4.70.0060.04411.96
5.4.60.0100.03311.96
5.4.50.0050.04511.96
5.4.40.0060.03511.95
5.4.30.0090.03511.95
5.4.20.0040.03811.95
5.4.10.0060.03511.95
5.4.00.0040.03811.44
5.3.290.0110.03812.80
5.3.280.0070.03912.71
5.3.270.0050.04512.72
5.3.260.0100.03912.72
5.3.250.0050.04812.71
5.3.240.0090.04212.72
5.3.230.0070.03612.71
5.3.220.0040.03912.68
5.3.210.0070.04012.68
5.3.200.0100.03412.68
5.3.190.0060.04012.68
5.3.180.0080.03612.68
5.3.170.0080.03612.67
5.3.160.0080.03612.67
5.3.150.0060.03712.67
5.3.140.0070.03512.66
5.3.130.0060.03912.66
5.3.120.0080.03712.66
5.3.110.0060.04012.66
5.3.100.0090.03512.12
5.3.90.0030.04612.08
5.3.80.0090.03412.08
5.3.70.0070.03512.08
5.3.60.0060.03812.06
5.3.50.0060.03712.00
5.3.40.0040.04112.00
5.3.30.0080.03811.95
5.3.20.0040.04011.72
5.3.10.0070.03811.69
5.3.00.0080.03611.67
5.2.170.0040.0349.18
5.2.160.0050.0309.18
5.2.150.0020.0359.18
5.2.140.0060.0349.17
5.2.130.0090.0339.14
5.2.120.0060.0409.14
5.2.110.0060.0399.14
5.2.100.0090.0299.14
5.2.90.0060.0289.14
5.2.80.0060.0299.14
5.2.70.0030.0329.13
5.2.60.0060.0299.08
5.2.50.0040.0349.05
5.2.40.0070.0289.03
5.2.30.0060.0309.01
5.2.20.0050.0309.00
5.2.10.0050.0318.94
5.2.00.0080.0298.79
5.1.60.0070.0238.07
5.1.50.0050.0268.07
5.1.40.0040.0288.05
5.1.30.0070.0258.40
5.1.20.0060.0278.43
5.1.10.0030.0288.15
5.1.00.0060.0248.15
5.0.50.0080.0196.63
5.0.40.0040.0256.49
5.0.30.0010.0416.30
5.0.20.0030.0256.27
5.0.10.0090.0256.25
5.0.00.0050.0426.24
4.4.90.0050.0154.78
4.4.80.0040.0154.75
4.4.70.0030.0164.75
4.4.60.0040.0154.76
4.4.50.0030.0214.77
4.4.40.0040.0254.71
4.4.30.0050.0184.76
4.4.20.0020.0174.84
4.4.10.0030.0194.85
4.4.00.0020.0264.76
4.3.110.0030.0164.67
4.3.100.0020.0164.66
4.3.90.0030.0144.63
4.3.80.0030.0244.59
4.3.70.0040.0144.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0020.0254.54
4.3.30.0030.0153.30
4.3.20.0030.0153.28
4.3.10.0030.0153.24
4.3.00.0170.01712.27

preferences:
35.22 ms | 400 KiB | 5 Q