3v4l.org

run code in 300+ PHP versions simultaneously
<?php $char = 'a'; for($i = 0; $i < 3752126; ++$i) { echo ++$char; if($i % 10000000 == 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)
8.3.60.0510.01018.56
8.3.50.0700.00521.98
8.3.40.0620.01118.72
8.3.30.0540.01020.07
8.3.20.0270.00820.29
8.3.10.0290.01322.15
8.3.00.0270.01022.39
8.2.180.0430.02018.26
8.2.170.0270.01422.96
8.2.160.0380.00622.08
8.2.150.0320.01024.18
8.2.140.0200.01024.66
8.2.130.0230.01026.16
8.2.120.0290.01020.69
8.2.110.0350.00722.02
8.2.100.0140.01717.78
8.2.90.0160.00419.07
8.2.80.0130.01019.40
8.2.70.0140.00717.75
8.2.60.0110.01117.80
8.2.50.0070.00718.07
8.2.40.0130.00320.07
8.2.30.0070.00719.37
8.2.20.0030.01017.78
8.2.10.0130.00917.80
8.2.00.0150.01117.64
8.1.280.0450.01025.92
8.1.270.0300.01323.99
8.1.260.0180.00326.35
8.1.250.0250.00728.09
8.1.240.0390.00823.86
8.1.230.0400.00618.94
8.1.220.0150.00617.74
8.1.210.0090.01318.77
8.1.200.0170.00017.23
8.1.190.0180.00417.53
8.1.180.0110.01118.77
8.1.170.0190.00018.56
8.1.160.0090.00918.94
8.1.150.0130.00918.61
8.1.140.0180.00317.55
8.1.130.0110.01117.77
8.1.120.0120.01217.56
8.1.110.0070.00717.54
8.1.100.0180.00317.54
8.1.90.0070.01417.52
8.1.80.0170.00317.54
8.1.70.0130.01017.53
8.1.60.0140.00717.66
8.1.50.0140.00717.62
8.1.40.0140.00917.47
8.1.30.0100.00317.52
8.1.20.0120.00417.55
8.1.10.0100.00317.54
8.1.00.0070.00917.43
8.0.300.0110.01118.77
8.0.290.0140.00717.05
8.0.280.0140.00718.38
8.0.270.0110.01117.14
8.0.260.0170.00316.77
8.0.250.0160.00416.73
8.0.240.0090.00616.71
8.0.230.0170.00316.84
8.0.220.0080.01216.84
8.0.210.0160.00816.62
8.0.200.0080.01216.84
8.0.190.0090.00616.81
8.0.180.0110.01116.82
8.0.170.0090.00616.88
8.0.160.0030.01016.79
8.0.150.0130.00916.81
8.0.140.0100.00316.80
8.0.130.0040.00813.24
8.0.120.0110.00416.77
8.0.110.0070.01016.78
8.0.100.0030.01016.78
8.0.90.0140.00316.79
8.0.80.0460.03616.79
8.0.70.0100.01016.73
8.0.60.0030.01016.63
8.0.50.0120.00816.81
8.0.30.0560.03317.10
8.0.20.0630.03217.40
8.0.10.0110.00716.91
8.0.00.0950.03816.63
7.4.330.0110.01515.00
7.4.320.0130.00716.44
7.4.300.0160.00416.29
7.4.290.0100.00316.52
7.4.280.0130.00316.47
7.4.270.0150.00816.35
7.4.260.0130.00613.27
7.4.250.0110.00416.33
7.4.240.0130.00716.42
7.4.230.0070.01016.21
7.4.220.0490.02816.42
7.4.210.0400.03916.33
7.4.200.0150.00316.50
7.4.190.0030.01316.54
7.4.160.0490.03216.26
7.4.150.0910.02317.40
7.4.140.0840.03117.86
7.4.130.0710.04716.46
7.4.120.0820.03216.49
7.4.110.0790.02916.59
7.4.100.0740.05116.50
7.4.90.0770.03616.60
7.4.80.0380.03519.39
7.4.70.0540.04016.27
7.4.60.0620.05216.51
7.4.50.0260.00916.19
7.4.40.0360.03122.77
7.4.30.0660.04416.31
7.3.330.0080.00412.99
7.3.320.0200.00413.24
7.3.310.0100.00716.05
7.3.300.0130.00616.14
7.3.290.0290.04716.12
7.3.280.0250.04216.10
7.3.270.0850.03017.40
7.3.260.1000.03716.08
7.3.250.0890.03216.12
7.3.240.0760.05716.29
7.3.230.0820.04316.39
7.3.210.0750.05416.22
7.3.200.0250.03119.39
7.3.190.0710.06216.35
7.3.180.0730.03516.41
7.3.170.0480.04316.29
7.3.160.0600.04216.21
7.2.330.0730.04116.46
7.2.320.0600.02816.63
7.2.310.0600.03316.46
7.2.300.0400.02016.73
7.2.290.0390.03616.54
7.2.90.1240.02814.77
7.2.80.0710.02014.68
7.2.70.0990.02314.80
7.2.60.1270.01214.71
7.2.50.1510.03014.60
7.2.40.0450.02414.84
7.2.30.1150.00914.76
7.2.20.0750.01815.06
7.2.10.1590.00714.88
7.2.00.0390.03014.64
7.1.210.0840.02213.93
7.1.200.0210.01313.46
7.1.190.1280.01413.51
7.1.180.1650.00913.61
7.1.170.0650.01013.58
7.1.160.1460.01913.75
7.1.150.1430.02213.91
7.1.140.1390.01613.89
7.1.130.0450.02113.71
7.1.120.1100.03213.55
7.1.110.0480.02913.66
7.1.100.0500.00613.79
7.1.90.0450.02613.97
7.1.80.0850.02114.04
7.1.70.0530.02613.47
7.1.60.0400.02031.77
7.1.50.2560.01831.86
7.1.40.1670.01331.79
7.1.30.2010.01731.57
7.1.20.0570.02731.40
7.1.10.0690.01113.65
7.1.00.1220.01813.41
7.0.310.0920.01013.47
7.0.300.1020.00413.50
7.0.290.1660.01213.47
7.0.280.0450.01613.33
7.0.270.0740.02213.48
7.0.260.0780.01313.39
7.0.250.1080.02713.26
7.0.240.0650.01913.36
7.0.230.0610.02013.41
7.0.220.1030.01613.67
7.0.210.1150.02313.05
7.0.200.1830.02613.16
7.0.190.1340.01313.45
7.0.180.1950.01713.39
7.0.170.0460.03013.10
7.0.160.1110.01413.34
7.0.150.0630.01513.69
7.0.140.0550.00913.29
7.0.130.0460.03413.68
7.0.120.0470.00813.55
7.0.110.0440.02313.52
7.0.100.0550.01513.69
7.0.90.0560.01813.34
7.0.80.2200.02213.63
7.0.70.2130.00613.58
7.0.60.0570.01613.72
7.0.50.0560.00913.41
7.0.40.2070.02413.48
7.0.30.0190.01913.55
7.0.20.3300.01713.59
7.0.10.2160.01013.59
7.0.00.1730.01013.45
5.6.300.0370.02514.31
5.6.290.0580.01414.41
5.6.280.0650.00414.26
5.6.270.0230.02314.37
5.6.260.0210.01514.09
5.6.250.0420.01614.48
5.6.240.0430.01914.26
5.6.230.0450.02914.22
5.6.220.0310.05114.27
5.6.210.0490.00914.35
5.6.200.0480.02814.19
5.6.190.0510.02514.09
5.6.180.0170.01714.19
5.6.170.0330.03014.16
5.6.160.0210.01514.09
5.6.150.0260.01214.10
5.6.140.0340.00514.38
5.6.130.0430.02814.07
5.6.120.0380.00713.97
5.6.110.0370.01214.08
5.6.100.0580.00813.97
5.6.90.0520.02614.12
5.6.80.0380.03014.41
5.6.70.0470.03014.19
5.6.60.0550.01614.25
5.6.50.0520.01114.27
5.6.40.0180.02614.07
5.6.30.0400.02614.02
5.6.20.0450.01114.11
5.5.380.0460.02711.11
5.5.370.0480.01111.23
5.5.360.0630.01610.99
5.5.350.0330.00411.07
5.5.340.0360.03710.63
5.5.330.0330.02910.67
5.5.320.0340.02711.06
5.5.310.0470.02311.01
5.5.300.0520.02011.18
5.5.290.0390.03510.93
5.5.280.0510.02411.14
5.5.270.0470.02711.18
5.5.260.0540.01010.73
5.5.250.0480.02210.90
5.5.240.0450.02910.80
5.5.230.0350.03110.77
5.5.220.0420.00710.79
5.5.210.0330.02211.04
5.5.200.0210.01511.02
5.5.190.0480.01810.88
5.5.180.0360.01710.89
5.4.450.0180.01310.79
5.4.440.0430.02310.84
5.4.430.0490.01110.93
5.4.420.0240.03210.72
5.4.410.0130.01910.79
5.4.400.0580.02410.98
5.4.390.0590.01810.70
5.4.380.0390.02410.94
5.4.370.0350.02110.74
5.4.360.0490.03010.75
5.4.350.0360.00810.67
5.4.340.0450.01810.80

preferences:
33.2 ms | 401 KiB | 5 Q