3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [1,2]; foreach ($array as $i => $v) { if ($i === 0) { $array[1] = 3; } echo "$i: $v\n"; } $array = [1,2]; for ($i=0; $i < count($array); $i++) { if ($i === 0) { $array[1] = 3; } echo "$i: $array[$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)
8.4.120.0140.00622.23
8.4.110.0110.00920.68
8.4.100.0110.00617.39
8.4.90.0160.00517.73
8.4.80.0050.00419.37
8.4.70.0040.00417.87
8.4.60.0170.00618.64
8.4.50.0070.00317.60
8.4.40.0130.00617.68
8.4.30.0120.00618.92
8.4.20.0100.01019.63
8.4.10.0050.00519.49
8.3.250.0100.00918.93
8.3.240.0090.01016.38
8.3.230.0120.00816.50
8.3.220.0130.00517.29
8.3.210.0100.00916.46
8.3.200.0050.00416.57
8.3.190.0120.00516.98
8.3.180.0100.00817.30
8.3.170.0000.01819.11
8.3.160.0160.00317.19
8.3.150.0110.00716.95
8.3.140.0070.01117.03
8.3.130.0030.00618.50
8.3.120.0060.00318.78
8.3.110.0040.00420.94
8.3.100.0100.00020.34
8.3.90.0120.00626.77
8.3.80.0070.00417.97
8.3.70.0000.01516.63
8.3.60.0100.00616.72
8.3.50.0040.01216.45
8.3.40.0130.00719.67
8.3.30.0130.00718.92
8.3.20.0140.00421.90
8.3.10.0110.00821.86
8.3.00.0100.01018.80
8.2.290.0080.01118.95
8.2.280.0090.00418.27
8.2.270.0160.00317.32
8.2.260.0000.00818.61
8.2.250.0030.00519.11
8.2.240.0050.00516.78
8.2.230.0040.00422.58
8.2.220.0050.00324.06
8.2.210.0160.00326.77
8.2.200.0050.00516.75
8.2.190.0120.00916.58
8.2.180.0170.00316.50
8.2.170.0060.01318.91
8.2.160.0060.01319.97
8.2.150.0070.00719.10
8.2.140.0070.00720.38
8.2.130.0030.01720.47
8.2.120.0130.00319.35
8.2.110.0150.00019.21
8.2.100.0030.01719.38
8.2.90.0080.00818.95
8.2.80.0090.01219.40
8.2.70.0080.00818.73
8.2.60.0120.00918.85
8.2.50.0070.01419.10
8.2.40.0160.00318.82
8.2.30.0040.01418.57
8.2.20.0060.01318.78
8.2.10.0090.00918.57
8.2.00.0130.00618.78
8.1.330.0120.00916.28
8.1.320.0040.00416.07
8.1.310.0140.00318.39
8.1.300.0040.00417.84
8.1.290.0040.00430.84
8.1.280.0140.00325.92
8.1.270.0110.00722.14
8.1.260.0170.00722.12
8.1.250.0110.00722.07
8.1.240.0130.00618.51
8.1.230.0100.01018.27
8.1.220.0030.01319.00
8.1.210.0100.01018.53
8.1.200.0040.01118.80
8.1.190.0110.00418.81
8.1.180.0110.00418.45
8.1.170.0030.01018.87
8.1.160.0040.01118.57
8.1.150.0120.00318.63
8.1.140.0110.00318.73
8.1.130.0080.00518.70
8.1.120.0120.00318.68
8.1.110.0110.00418.54
8.1.100.0070.00719.74
8.1.90.0110.00418.50
8.1.80.0110.00419.73
8.1.70.0110.00418.82
8.1.60.0120.00318.63
8.1.50.0070.00718.68
8.1.40.0110.00418.70
8.1.30.0070.00718.99
8.1.20.0070.00719.91
8.1.10.0070.00718.62
8.1.00.0060.00920.40

preferences:
25.26 ms | 403 KiB | 5 Q