3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=[1=>1,2=>2]; while($k=end($a)){echo $k;}

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)
8.3.60.0570.01718.27
8.3.50.0560.02321.20
8.3.40.0660.01618.47
8.3.30.0490.01618.79
8.3.20.0210.01418.61
8.3.10.0330.00720.41
8.3.00.0330.00723.66
8.2.180.0610.01916.63
8.2.170.0540.01722.96
8.2.160.0610.02420.38
8.2.150.0360.00424.18
8.2.140.0260.01024.66
8.2.130.0300.00726.16
8.2.120.0350.00319.63
8.2.110.0550.00620.35
8.2.100.0360.01317.84
8.2.90.0230.01317.75
8.2.80.0210.00618.04
8.2.70.0120.01217.93
8.2.60.0140.01418.21
8.2.50.0170.00718.10
8.2.40.0150.00919.38
8.2.30.0200.00719.93
8.2.20.0160.00917.65
8.2.10.0160.00617.81
8.2.00.0170.00717.88
8.1.280.0610.02025.92
8.1.270.0320.01123.99
8.1.260.0270.00726.35
8.1.250.0230.01328.09
8.1.240.0300.02023.95
8.1.230.0370.00721.00
8.1.220.0200.00317.74
8.1.210.0110.01518.77
8.1.200.0160.01317.13
8.1.190.0200.00317.25
8.1.180.0180.00718.10
8.1.170.0230.00718.55
8.1.160.0220.00318.94
8.1.150.0190.00618.64
8.1.140.0190.00617.50
8.1.130.0170.01017.98
8.1.120.0230.00017.43
8.1.110.0100.01617.46
8.1.100.0190.00617.41
8.1.90.0190.00317.40
8.1.80.0090.01317.34
8.1.70.0170.00317.44
8.1.60.0130.01017.57
8.1.50.0100.01417.36
8.1.40.0200.01017.41
8.1.30.0210.00917.64
8.1.20.0130.01717.55
8.1.10.0170.01017.56
8.1.00.0190.01017.46
8.0.300.0190.00619.60
8.0.290.0170.00716.63
8.0.280.0170.00718.38
8.0.270.0210.00317.21
8.0.260.0190.00616.70
8.0.250.0170.01016.81
8.0.240.0250.01016.93
8.0.230.0170.00716.74
8.0.220.0200.00716.72
8.0.210.0220.00016.76
8.0.200.0200.00316.72
8.0.190.0200.00316.72
8.0.180.0070.01716.72
8.0.170.0170.01416.73
8.0.160.0320.00016.67
8.0.150.0170.01316.64
8.0.140.0140.01816.69
8.0.130.0260.00713.27
8.0.120.0180.00716.74
8.0.110.0170.01116.66
8.0.100.0210.00016.59
8.0.90.0180.00316.61
8.0.80.0420.05816.72
8.0.70.0110.01116.73
8.0.60.0100.01316.71
8.0.50.0130.01016.66
8.0.30.0890.06316.96
8.0.20.1140.05917.40
8.0.10.0130.01316.67
8.0.00.0990.04916.73
7.4.330.0170.00714.77
7.4.320.0160.01016.37
7.4.300.0180.00716.41
7.4.290.0100.01316.34
7.4.280.0200.01016.31
7.4.270.0190.00616.31
7.4.260.0110.01413.22
7.4.250.0170.01416.26
7.4.240.0140.01016.35
7.4.230.0150.00716.39
7.4.220.0420.06916.38
7.4.210.0400.05516.47
7.4.200.0130.01016.28
7.4.190.0200.00716.46
7.4.160.0950.05516.32
7.4.150.0850.04517.40
7.4.140.1110.05517.86
7.4.130.0970.06816.29
7.4.120.0950.05416.44
7.4.110.0890.06716.34
7.4.100.0830.06116.27
7.4.90.0890.04316.29
7.4.80.1130.10219.04
7.4.70.0850.05416.38
7.4.60.0940.08916.44
7.4.50.0190.01916.04
7.4.40.0460.01022.27
7.4.30.0520.04916.07
7.3.330.0190.00313.05
7.3.320.0180.00313.01
7.3.310.0140.01016.15
7.3.300.0070.01416.12
7.3.290.0440.03516.11
7.3.280.0560.06616.16
7.3.270.1440.05917.40
7.3.260.1050.07418.24
7.3.250.1020.06716.25
7.3.240.0900.06616.09
7.3.230.1020.05916.39
7.3.210.0730.06016.48
7.3.200.0830.08619.39
7.3.190.0520.08416.13
7.3.180.0530.04316.14
7.3.170.0630.05316.30
7.3.160.0730.04716.33
7.2.330.0920.05016.20
7.2.320.0700.03016.41
7.2.310.0630.07916.33
7.2.300.0810.06116.64
7.2.290.0780.02916.36
7.2.100.1370.06714.24
7.2.90.1780.02914.61
7.2.80.0770.03814.42
7.2.70.1340.03115.03
7.2.60.1820.03014.93
7.2.50.1670.04714.63
7.2.40.1510.04014.65
7.2.30.1320.02314.86
7.2.20.1020.05014.90
7.2.10.1410.03715.07
7.2.00.1430.05614.77
7.1.220.1610.02613.69
7.1.210.1490.03413.44
7.1.200.1320.04213.67
7.1.190.1060.06713.55
7.1.180.0830.03113.66
7.1.170.1780.02713.84
7.1.160.0900.03913.89
7.1.150.1300.01913.61
7.1.140.0950.03513.48
7.1.130.0860.03113.47
7.1.120.1210.05113.58
7.1.110.1660.03313.95
7.1.100.0650.03413.94
7.1.90.1300.02213.78
7.1.80.1560.02413.91
7.1.70.0560.04113.99
7.1.60.0910.02932.19
7.1.50.1590.02232.02
7.1.40.1830.05631.58
7.1.30.1180.03331.96
7.1.20.1640.03231.86
7.1.10.1210.04813.82
7.1.00.1270.03913.77
7.0.310.1510.02613.44
7.0.300.1660.04213.56
7.0.290.1300.04813.46
7.0.280.1810.03013.55
7.0.270.1450.03813.44
7.0.260.1060.03713.44
7.0.250.2060.02713.60
7.0.240.1320.03013.75
7.0.230.1440.02113.46
7.0.220.1240.03413.58
7.0.210.1300.02013.54
7.0.200.0710.03413.44
7.0.190.1180.05413.55
7.0.180.0620.04213.72
7.0.170.1370.03213.45
7.0.160.1080.03013.55
7.0.150.1340.02913.44
7.0.140.1040.04213.44
7.0.130.1460.02413.54
7.0.120.1730.02913.58
7.0.110.1280.03113.44
7.0.100.0980.03113.59
7.0.90.1020.02413.45
7.0.80.1330.03213.44
7.0.70.0680.03213.64
7.0.60.0750.02413.53
7.0.50.0490.04913.66
7.0.40.0590.02513.44
7.0.30.1240.02513.61
7.0.20.1750.02613.58
7.0.10.0770.03013.69
7.0.00.1290.03213.64
5.6.380.0340.07014.04
5.6.370.0430.05914.46
5.6.360.0820.03214.05
5.6.350.0640.03214.44
5.6.340.0710.04914.47
5.6.330.0600.04114.21
5.6.320.0660.04614.41
5.6.310.0700.07014.26
5.6.300.0500.05414.24
5.6.290.0630.03914.11
5.6.280.0520.05213.99
5.6.270.0710.03214.20
5.6.260.0530.04914.32
5.6.250.0510.04214.42
5.6.240.0730.04014.52
5.6.230.0560.04814.31
5.6.220.1180.04214.35
5.6.210.0450.05214.58
5.6.200.0590.04314.32
5.6.190.0420.04514.16
5.6.180.0670.03414.26
5.6.170.0530.05714.49
5.6.160.0590.04014.27
5.6.150.0710.05314.18
5.6.140.0670.03214.14
5.6.130.0480.04814.22
5.6.120.0570.04014.35
5.6.110.0590.04314.13
5.6.100.0520.04014.31
5.6.90.0510.05214.17
5.6.80.0480.04814.19
5.6.70.0540.04414.23
5.6.60.0490.04214.36
5.5.380.0910.05513.44
5.5.370.0700.05013.44
5.5.360.0660.03313.44
5.5.350.0580.03813.44
5.5.340.0720.05913.44
5.5.330.0750.04613.44
5.5.320.0530.04713.44
5.5.310.0670.03213.44
5.5.300.0960.04513.44
5.5.290.0770.03813.44
5.5.280.0430.05713.44
5.5.270.0550.05513.44
5.5.260.0690.02813.44
5.5.250.0490.03813.44
5.5.240.0350.05713.44
5.5.230.0680.03413.44
5.5.220.0610.03113.44
5.4.450.0450.05213.44
5.4.440.0540.03913.44
5.4.430.0530.04113.44
5.4.420.0510.04313.44
5.4.410.0600.03313.44
5.4.400.0480.05313.44
5.4.390.0610.03713.44

preferences:
37.24 ms | 401 KiB | 5 Q