3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); ini_set('display_errors', 1); function calcmem($n) { return round(pow($n, 2) / (8 * 1024 * 1024), 2); } function println($str) { echo $str."\n"; } $n = 1000; println(calcmem($n).' Mo');; println($n * $n); println(8*1024*1024); println(($n*$n)/(8*1024*1024)); echo round(($n * $n) / (8*1024*1024), 2);

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)
8.3.60.0110.00316.63
8.3.50.0090.00921.96
8.3.40.0070.00718.80
8.3.30.0030.01519.09
8.3.20.0000.00720.41
8.3.10.0070.00023.64
8.3.00.0080.00020.73
8.2.180.0090.00616.75
8.2.170.0080.00622.96
8.2.160.0100.00322.11
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0000.00822.39
8.2.110.0070.00322.26
8.2.100.0040.00717.84
8.2.90.0040.00419.26
8.2.80.0080.00018.04
8.2.70.0000.00817.75
8.2.60.0000.00818.05
8.2.50.0080.00018.07
8.2.40.0070.00318.34
8.2.30.0060.00318.02
8.2.20.0000.00717.67
8.2.10.0090.00017.75
8.2.00.0070.00017.62
8.1.280.0160.00625.92
8.1.270.0040.00423.91
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0000.00923.83
8.1.230.0040.00719.13
8.1.220.0030.00517.78
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0080.00017.63
8.1.180.0040.00418.10
8.1.170.0000.00818.73
8.1.160.0030.00522.00
8.1.150.0040.00418.66
8.1.140.0040.00417.44
8.1.130.0000.00717.92
8.1.120.0070.00017.52
8.1.110.0000.00817.41
8.1.100.0030.00517.59
8.1.90.0040.00417.41
8.1.80.0030.00317.53
8.1.70.0030.00317.39
8.1.60.0070.00317.54
8.1.50.0040.00417.49
8.1.40.0080.00017.58
8.1.30.0040.00417.66
8.1.20.0040.00417.79
8.1.10.0000.00917.48
8.1.00.0050.00317.45
8.0.300.0000.00718.77
8.0.290.0030.00317.18
8.0.280.0080.00018.43
8.0.270.0070.00017.25
8.0.260.0030.00316.90
8.0.250.0030.00317.08
8.0.240.0040.00416.93
8.0.230.0030.00517.04
8.0.220.0000.00716.95
8.0.210.0030.00316.99
8.0.200.0060.00017.05
8.0.190.0000.00716.92
8.0.180.0050.00316.93
8.0.170.0030.00516.98
8.0.160.0000.00716.85
8.0.150.0000.00716.87
8.0.140.0040.00416.83
8.0.130.0000.00613.45
8.0.120.0000.00816.85
8.0.110.0040.00416.89
8.0.100.0040.00416.91
8.0.90.0070.00016.84
8.0.80.0060.01016.94
8.0.70.0080.00016.98
8.0.60.0070.00016.89
8.0.50.0050.00217.04
8.0.30.0110.00917.34
8.0.20.0110.00717.40
8.0.10.0070.00016.83
8.0.00.0100.01216.91
7.4.330.0020.00215.00
7.4.320.0030.00316.57
7.4.300.0070.00016.69
7.4.290.0040.00416.57
7.4.280.0000.00816.61
7.4.270.0000.00716.73
7.4.260.0030.00316.54
7.4.250.0040.00416.53
7.4.240.0020.00516.62
7.4.230.0070.00016.79
7.4.220.0130.00716.66
7.4.210.0060.00816.66
7.4.200.0000.00716.66
7.4.190.0000.00716.84
7.4.160.0080.00816.48
7.4.150.0070.01417.40
7.4.140.0060.01317.86
7.4.130.0080.00816.55
7.4.120.0070.01016.52
7.4.110.0070.01116.72
7.4.100.0210.00016.58
7.4.90.0060.01616.59
7.4.80.0120.01516.50
7.4.70.0120.00616.70
7.4.60.0160.00016.74
7.4.50.0050.00016.57
7.4.40.0000.01822.77
7.4.30.0030.01316.56
7.4.00.0060.01014.95
7.3.330.0060.00013.32
7.3.320.0000.00513.31
7.3.310.0070.00016.37
7.3.300.0030.00316.36
7.3.290.0090.00916.31
7.3.280.0040.01216.38
7.3.270.0110.00617.40
7.3.260.0030.01416.44
7.3.250.0080.00816.40
7.3.240.0130.00316.73
7.3.230.0030.01316.47
7.3.210.0100.00716.47
7.3.200.0120.00919.39
7.3.190.0100.00916.54
7.3.180.0080.00816.25
7.3.170.0150.00016.45
7.3.160.0130.00316.42
7.3.120.0110.00414.86
7.2.330.0140.00616.47
7.2.320.0080.01516.70
7.2.310.0070.01016.59
7.2.300.0070.01016.88
7.2.290.0080.00816.53
7.1.70.0070.00317.24
7.1.60.0070.00317.23
7.1.50.0120.00916.63
7.1.00.0030.07722.37
7.0.200.0100.00716.89
7.0.140.0070.07321.97
7.0.60.0170.07019.85
7.0.50.0100.06317.96
7.0.40.0030.04720.05
7.0.30.0270.08020.08
7.0.20.0300.07720.12
7.0.10.0070.04020.19
7.0.00.0000.04720.19
5.6.280.0030.07321.07
5.6.210.0070.07020.65
5.6.200.0030.07718.20
5.6.190.0100.08720.61
5.6.180.0070.07720.63
5.6.170.0300.07720.63
5.6.160.0070.05320.44
5.6.150.0000.08718.14
5.6.140.0030.04018.19
5.6.130.0070.07318.28
5.6.120.0000.05321.12
5.6.110.0070.08320.97
5.6.100.0200.07321.05
5.6.90.0070.08721.00
5.6.80.0070.05320.41
5.5.350.0100.06320.35
5.5.340.0070.08717.95
5.5.330.0070.03720.35
5.5.320.0030.08320.34
5.5.310.0370.07720.42
5.5.300.0030.04018.02
5.5.290.0070.08018.02
5.5.280.0130.04720.95
5.5.270.0030.06320.98
5.5.260.0100.08020.77
5.5.250.0000.08020.58
5.5.240.0030.07720.04
5.4.450.0730.03019.59
5.4.440.0300.05019.60
5.4.430.0770.04019.55
5.4.420.0830.03719.27
5.4.410.0370.03319.43
5.4.400.0500.03719.16
5.4.390.0970.02719.06
5.4.380.0270.05718.47
5.4.370.0500.05018.59
5.4.360.0400.05318.82
5.4.350.0400.05018.76
5.4.340.0470.04718.61
5.4.320.0080.03912.51
5.4.310.0040.04712.50
5.4.300.0060.03812.51
5.4.290.0040.04512.50
5.4.280.0040.04212.40
5.4.270.0080.03812.40
5.4.260.0060.03612.41
5.4.250.0050.04712.40
5.4.240.0070.04512.40
5.4.230.0060.03712.39
5.4.220.0070.04412.39
5.4.210.0080.03812.39
5.4.200.0060.03712.39
5.4.190.0110.04612.37
5.4.180.0210.06512.37
5.4.170.0120.04512.38
5.4.160.0140.04412.38
5.4.150.0170.04112.37
5.4.140.0200.03612.06
5.4.130.0160.04212.05
5.4.120.0110.04512.00
5.4.110.0160.04012.00
5.4.100.0130.04412.00
5.4.90.0120.04412.00
5.4.80.0180.03812.00
5.4.70.0140.04112.00
5.4.60.0350.08112.00
5.4.50.0180.03812.00
5.4.40.0130.04411.98
5.4.30.0160.04111.98
5.4.20.0180.03711.98
5.4.10.0130.04211.98
5.4.00.0160.03911.47
5.3.290.0070.03712.80
5.3.280.0050.03812.71
5.3.270.0170.04312.73
5.3.260.0130.04712.72
5.3.250.0180.04112.72
5.3.240.0120.04912.72
5.3.230.0140.04812.71
5.3.220.0180.04112.68
5.3.210.0270.06312.68
5.3.200.0150.04412.68
5.3.190.0120.04812.68
5.3.180.0240.03612.67
5.3.170.0160.04712.67
5.3.160.0320.09012.67
5.3.150.0170.04512.67
5.3.140.0220.04312.66
5.3.130.0120.05212.66
5.3.120.0210.04312.66
5.3.110.0240.04012.66
5.3.100.0220.05012.12
5.3.90.0190.04412.10
5.3.80.0190.04312.08
5.3.70.0190.04612.08
5.3.60.0420.11512.07
5.3.50.0140.04812.02
5.3.40.0150.04812.02
5.3.30.0220.03811.98
5.3.20.0200.03911.76
5.3.10.0130.04511.73
5.3.00.0250.09311.70
5.2.170.0080.0409.22
5.2.160.0130.0339.22
5.2.150.0110.0369.22
5.2.140.0110.0369.21
5.2.130.0120.0349.18
5.2.120.0140.0329.18
5.2.110.0100.0379.18
5.2.100.0110.0349.18
5.2.90.0150.0339.18
5.2.80.0140.0359.18
5.2.70.0160.0629.18
5.2.60.0140.0329.13
5.2.50.0110.0379.10
5.2.40.0080.0399.08
5.2.30.0130.0339.05
5.2.20.0060.0409.04
5.2.10.0110.0348.96
5.2.00.0130.0318.82
5.1.60.0140.0278.11
5.1.50.0100.0318.10
5.1.40.0100.0298.08
5.1.30.0100.0338.43
5.1.20.0090.0348.46
5.1.10.0120.0348.18
5.1.00.0150.0308.18
5.0.50.0070.0306.66
5.0.40.0070.0266.51
5.0.30.0150.0596.33
5.0.20.0070.0246.30
5.0.10.0090.0226.28
5.0.00.0070.0376.27
4.4.90.0050.0194.78
4.4.80.0070.0174.75
4.4.70.0110.0144.75
4.4.60.0070.0184.76
4.4.50.0080.0174.77
4.4.40.0090.0584.71
4.4.30.0070.0184.76
4.4.20.0040.0224.84
4.4.10.0090.0164.85
4.4.00.0050.0314.76
4.3.110.0070.0184.67
4.3.100.0070.0184.66
4.3.90.0090.0154.64
4.3.80.0070.0274.59
4.3.70.0050.0194.63
4.3.60.0080.0164.63
4.3.50.0020.0224.63
4.3.40.0090.0244.54
4.3.30.0050.0183.34
4.3.20.0040.0193.32
4.3.10.0040.0183.29
4.3.00.0030.01315.48

preferences:
35.25 ms | 401 KiB | 5 Q