3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [0, 1]; foreach ($arr as $k => &$v) { echo " [$k] => $v\n"; } $v = 5; var_dump($arr[1]);

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)
8.3.70.0110.00716.63
8.3.60.0070.01418.26
8.3.50.0100.01016.29
8.3.40.0140.00018.63
8.3.30.0130.01018.52
8.3.20.0040.00420.54
8.3.10.0060.00321.85
8.3.00.0110.00021.75
8.2.190.0000.01416.63
8.2.180.0150.00618.13
8.2.170.0140.00322.96
8.2.160.0150.00021.15
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0070.01121.00
8.2.110.0030.00622.08
8.2.100.0040.00717.91
8.2.90.0040.00418.03
8.2.80.0040.00419.29
8.2.70.0000.00817.63
8.2.60.0000.00817.50
8.2.50.0000.00918.05
8.2.40.0040.00418.22
8.2.30.0070.00019.32
8.2.20.0040.00418.18
8.2.10.0040.00419.33
8.2.00.0000.00719.21
8.1.280.0110.00825.92
8.1.270.0090.00020.77
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0090.00022.48
8.1.230.0090.00320.95
8.1.220.0050.00317.80
8.1.210.0000.00918.78
8.1.200.0090.00017.48
8.1.190.0060.00317.00
8.1.180.0040.00418.10
8.1.170.0070.00017.62
8.1.160.0080.00018.81
8.1.150.0030.00618.77
8.1.140.0040.00420.88
8.1.130.0030.00320.29
8.1.120.0040.00417.37
8.1.110.0040.00417.46
8.1.100.0040.00417.39
8.1.90.0080.00017.35
8.1.80.0040.00417.48
8.1.70.0000.00717.34
8.1.60.0090.00017.48
8.1.50.0050.00317.54
8.1.40.0000.00817.43
8.1.30.0000.00817.57
8.1.20.0000.00817.55
8.1.10.0070.00017.60
8.1.00.0040.00417.49
8.0.300.0000.00720.16
8.0.290.0070.00016.75
8.0.280.0000.00718.45
8.0.270.0000.00717.98
8.0.260.0030.00320.12
8.0.250.0070.00016.91
8.0.240.0030.00316.96
8.0.230.0070.00017.02
8.0.220.0060.00016.79
8.0.210.0030.00316.88
8.0.200.0000.00716.82
8.0.190.0080.00016.93
8.0.180.0040.00416.83
8.0.170.0040.00416.97
8.0.160.0070.00016.94
8.0.150.0080.00016.85
8.0.140.0050.00316.74
8.0.130.0030.00313.32
8.0.120.0040.00416.86
8.0.110.0000.00716.79
8.0.100.0040.00416.89
8.0.90.0060.00316.95
8.0.80.0100.00516.90
8.0.70.0000.00816.74
8.0.60.0030.00616.87
8.0.50.0030.00416.84
8.0.30.0040.01117.02
8.0.20.0160.00317.05
8.0.10.0040.00416.84
8.0.00.0170.00316.72
7.4.330.0000.00516.84
7.4.320.0030.00316.49
7.4.300.0000.01116.43
7.4.290.0000.00816.51
7.4.280.0030.00516.41
7.4.270.0030.00316.59
7.4.260.0000.00513.24
7.4.250.0030.00516.39
7.4.240.0030.00416.60
7.4.230.0000.00916.59
7.4.220.0040.00316.41
7.4.210.0090.01016.58
7.4.200.0000.00716.48
7.4.130.0080.01116.48
7.4.120.0060.01216.51
7.4.110.0100.01016.53
7.4.100.0080.01616.52
7.4.90.0160.00316.57
7.4.80.0090.00919.39
7.4.70.0180.00016.46
7.4.60.0160.00616.41
7.4.50.0030.01316.09
7.4.40.0070.01016.57
7.4.20.0130.00916.53
7.4.10.0090.01316.45
7.4.00.0030.01316.46
7.3.330.0000.00616.34
7.3.320.0030.00313.17
7.3.310.0040.00416.20
7.3.300.0040.00416.19
7.3.290.0110.00716.36
7.3.280.0030.01416.30
7.3.260.0100.01116.54
7.3.230.0070.01016.42
7.3.210.0030.01316.61
7.3.200.0090.00916.25
7.3.190.0070.01016.52
7.3.180.0120.01216.31
7.3.170.0130.00316.61
7.3.160.0030.01216.39
7.3.140.0170.00316.58
7.3.130.0000.01616.42
7.3.120.0100.00616.22
7.3.110.0070.01416.40
7.3.100.0030.01616.23
7.3.90.0070.01016.49
7.3.80.0160.00416.33
7.3.70.0140.00316.42
7.3.60.0110.01116.36
7.3.50.0140.00316.43
7.3.40.0060.01116.22
7.3.30.0060.01216.30
7.3.20.0080.01116.34
7.3.10.0030.01616.43
7.3.00.0060.01216.29
7.2.330.0060.01316.52
7.2.320.0100.00716.48
7.2.310.0060.01016.65
7.2.300.0140.00716.66
7.2.290.0110.00616.47
7.2.270.0180.00616.63
7.2.260.0030.01416.67
7.2.250.0090.00916.61
7.2.240.0060.01116.55
7.2.230.0120.00916.73
7.2.220.0060.01316.45
7.2.210.0110.00816.47
7.2.200.0030.01516.64
7.2.190.0090.00916.73
7.2.180.0080.00816.65
7.2.170.0140.00316.57
7.2.160.0120.00616.54
7.2.150.0080.01216.78
7.2.140.0120.00816.51
7.2.130.0040.01316.66
7.2.120.0140.00316.53
7.2.110.0060.01516.48
7.2.100.0060.01216.71
7.2.90.0070.01016.77
7.2.80.0140.00216.58
7.2.70.0290.01316.45
7.2.60.0080.01016.57
7.2.50.0060.01216.62
7.2.40.0090.00916.68
7.2.30.0070.01016.63
7.2.20.0110.00616.57
7.2.10.0090.00916.47
7.2.00.0050.01816.56

preferences:
18.88 ms | 401 KiB | 5 Q