3v4l.org

run code in 300+ PHP versions simultaneously
<?php $char = 'a'; for($i = 0; $i < 3752126; ++$i) { echo ++$char; if($i % 300000 == 0 ) { echo $char . "\n <br >"; } } echo $char;

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)
8.3.60.0280.01118.31
8.3.50.0510.00921.02
8.3.40.0640.00318.66
8.3.30.0300.03020.04
8.3.20.0210.01720.12
8.3.10.0230.01122.09
8.3.00.0290.01822.40
8.2.180.0600.01818.29
8.2.170.0420.02322.96
8.2.160.0550.01922.13
8.2.150.0280.01024.18
8.2.140.0260.00724.66
8.2.130.0210.01426.16
8.2.120.0230.01520.69
8.2.110.0340.01122.13
8.2.100.0450.00317.68
8.2.90.0090.00619.05
8.2.80.0100.00719.45
8.2.70.0140.00717.38
8.2.60.0140.00718.03
8.2.50.0120.00818.07
8.2.40.0110.00319.88
8.2.30.0110.01119.48
8.2.20.0090.01217.70
8.2.10.0150.00017.62
8.2.00.0180.00417.66
8.1.280.0570.00325.92
8.1.270.0360.00423.99
8.1.260.0310.00726.35
8.1.250.0380.00028.09
8.1.240.0400.01323.96
8.1.230.0310.00319.17
8.1.220.0110.00917.74
8.1.210.0150.00618.77
8.1.200.0170.00017.35
8.1.190.0110.01117.54
8.1.180.0190.00319.01
8.1.170.0180.00318.59
8.1.160.0170.00718.98
8.1.150.0130.00318.57
8.1.140.0200.00717.61
8.1.130.0090.00617.80
8.1.120.0080.01217.53
8.1.110.0130.00317.48
8.1.100.0230.00017.40
8.1.90.0230.00017.54
8.1.80.0070.01417.51
8.1.70.0060.00917.45
8.1.60.0140.00017.64
8.1.50.0140.00417.59
8.1.40.0120.00617.59
8.1.30.0160.00617.61
8.1.20.0140.00317.70
8.1.10.0040.01217.56
8.1.00.0120.00617.38
8.0.300.0210.00018.77
8.0.290.0160.00417.04
8.0.280.0100.00318.29
8.0.270.0120.00917.18
8.0.260.0070.01416.75
8.0.250.0150.00016.86
8.0.240.0090.01016.95
8.0.230.0180.00316.92
8.0.220.0110.00416.83
8.0.210.0100.01016.83
8.0.200.0200.00316.82
8.0.190.0090.01316.73
8.0.180.0040.01716.67
8.0.170.0150.00016.73
8.0.160.0110.00816.68
8.0.150.0110.01116.83
8.0.140.0130.00316.80
8.0.130.0110.00813.30
8.0.120.0110.00816.79
8.0.110.0180.00316.73
8.0.100.0110.00416.86
8.0.90.0000.01416.72
8.0.80.0390.03916.75
8.0.70.0100.00316.80
8.0.60.0190.00016.67
8.0.50.0120.00316.64
8.0.30.0910.04816.92
8.0.20.0720.03917.40
8.0.10.0160.00316.73
8.0.00.0660.04616.87
7.4.330.0130.01015.00
7.4.320.0090.00616.37
7.4.300.0120.00816.27
7.4.290.0070.00716.38
7.4.280.0100.00716.34
7.4.270.0060.00616.45
7.4.260.0090.00913.31
7.4.250.0170.00316.23
7.4.240.0100.00416.30
7.4.230.0140.00516.23
7.4.220.0160.03916.54
7.4.210.0330.02816.51
7.4.200.0130.00016.20
7.4.190.0030.01016.55
7.4.160.0760.03216.23
7.4.150.0650.04117.40
7.4.140.0860.02917.86
7.4.130.0800.04716.43
7.4.120.0960.03516.44
7.4.110.0940.05616.53
7.4.100.0520.02216.41
7.4.90.0740.03216.43
7.4.80.0750.03619.39
7.4.70.0580.02516.55
7.4.60.0510.06016.42
7.4.50.0200.01616.31
7.4.40.0230.01022.77
7.4.30.0450.04516.38
7.3.330.0120.00313.05
7.3.320.0030.00913.10
7.3.310.0140.00316.20
7.3.300.0130.00016.17
7.3.290.0270.03116.16
7.3.280.0370.02516.17
7.3.270.0570.05417.40
7.3.260.0690.04516.15
7.3.250.0770.04516.24
7.3.240.0840.03616.50
7.3.230.0910.02716.50
7.3.210.0930.03316.23
7.3.200.0350.02519.39
7.3.190.0650.03716.23
7.3.180.0350.01916.30
7.3.170.0540.03016.27
7.3.160.0260.03616.19
7.2.330.0880.02516.43
7.2.320.0600.04416.71
7.2.310.0600.03316.53
7.2.300.0360.02616.59
7.2.290.0460.03516.68
7.2.100.0550.03414.19
7.2.90.1010.01614.54
7.2.80.1820.02214.48
7.2.70.0310.01614.68
7.2.60.1510.01014.70
7.2.50.1020.01514.82
7.2.40.0390.02814.71
7.2.30.1010.01214.86
7.2.20.0500.01914.68
7.2.10.0680.02514.88
7.2.00.1090.02914.87
7.1.220.1120.02513.52
7.1.210.0630.01513.72
7.1.200.0690.01113.79
7.1.190.0380.03013.89
7.1.180.1320.01213.36
7.1.170.1270.01513.49
7.1.160.0540.01813.69
7.1.150.0360.01413.91
7.1.140.1300.02013.81
7.1.130.0550.02613.73
7.1.120.0180.01813.78
7.1.110.1410.01513.91
7.1.100.1120.01213.76
7.1.90.0840.01014.01
7.1.80.1230.02313.65
7.1.70.0300.02413.58
7.1.60.1080.03131.94
7.1.50.0790.02332.03
7.1.40.0680.02532.01
7.1.30.1990.01331.52
7.1.20.0600.02331.85
7.1.10.1670.01213.76
7.1.00.0570.02213.66
7.0.310.0640.02113.20
7.0.300.0590.01013.39
7.0.290.0510.01413.41
7.0.280.0300.01413.27
7.0.270.0320.02513.20
7.0.260.1230.00913.41
7.0.250.1370.01013.51
7.0.240.1080.00613.33
7.0.230.0590.02213.27
7.0.220.0490.01713.46
7.0.210.0770.00713.25
7.0.200.0800.01813.50
7.0.190.0450.01513.49
7.0.180.1350.01313.23
7.0.170.1640.02113.59
7.0.160.1380.01213.39
7.0.150.1660.01313.56
7.0.140.1970.01313.59
7.0.130.0810.01113.69
7.0.120.1380.00613.67
7.0.110.1440.01013.54
7.0.100.0390.00413.46
7.0.90.0360.01413.56
7.0.80.0690.00913.34
7.0.70.0580.01513.44
7.0.60.1770.01413.55
7.0.50.1770.02413.70
7.0.40.1750.01713.62
7.0.30.1960.01313.50
7.0.20.1490.01113.39
7.0.10.1620.01613.80
7.0.00.0770.01813.47
5.6.380.0390.02614.26
5.6.370.0470.02414.36
5.6.360.0390.03414.05
5.6.350.0530.00514.32
5.6.340.0430.02814.31
5.6.330.0500.02114.03
5.6.320.0380.00713.99
5.6.310.0210.01414.04
5.6.300.0280.01014.36
5.6.290.0400.01914.24
5.6.280.0500.02414.17
5.6.270.0490.01714.55
5.6.260.0280.01314.41
5.6.250.0280.01914.44
5.6.240.0390.02314.32
5.6.230.0400.01914.16
5.6.220.0380.02814.07
5.6.210.0460.01914.07
5.6.200.0440.02714.46
5.6.190.0290.01114.18
5.6.180.0420.02314.24
5.6.170.0200.01413.89
5.6.160.0580.01914.20
5.6.150.0200.01214.43
5.6.140.0610.02114.30
5.6.130.0150.02114.54
5.6.120.0630.01914.47
5.6.110.0280.02214.19
5.6.100.0200.01414.00
5.6.90.0530.01214.21
5.6.80.0170.01714.34
5.6.70.0290.02914.12
5.6.60.0320.01014.25
5.5.380.0330.01612.66
5.5.370.0470.01812.66
5.5.360.0440.01712.66
5.5.350.0410.02212.66
5.5.340.0180.01212.66
5.5.330.0310.01512.66
5.5.320.0160.01712.66
5.5.310.0310.03112.66
5.5.300.0330.01012.66
5.5.290.0390.02212.66
5.5.280.0470.01612.66
5.5.270.0160.02012.66
5.5.260.0130.01312.66
5.5.250.0480.01612.66
5.5.240.0170.01012.66
5.5.230.0230.00712.66
5.4.450.0260.01312.66
5.4.440.0270.02512.66
5.4.430.0400.00512.66
5.4.420.0170.01112.66
5.4.410.0300.01312.66
5.4.400.0320.02812.66
5.4.390.0260.01812.66

preferences:
37.18 ms | 401 KiB | 5 Q