3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [['el1','el2'],['el3','el4'],]; foreach($data as $ind=>&$ar){ $ar[] = 'el new'; } print_r($data);

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)
8.3.40.0120.00318.85
8.3.30.0110.00418.55
8.3.20.0040.00420.91
8.3.10.0000.00822.09
8.3.00.0040.00423.58
8.2.170.0100.00722.96
8.2.160.0160.00020.35
8.2.150.0070.00025.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00821.03
8.2.110.0040.00820.89
8.2.100.0050.00919.74
8.2.90.0080.00017.88
8.2.80.0000.00818.91
8.2.70.0000.00817.93
8.2.60.0050.00217.75
8.2.50.0030.00617.63
8.2.40.0000.00918.16
8.2.30.0040.00418.07
8.2.20.0040.00418.17
8.2.10.0050.00219.44
8.2.00.0040.00419.21
8.1.270.0030.00621.78
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00021.50
8.1.230.0110.00019.17
8.1.220.0000.00817.79
8.1.210.0090.00018.77
8.1.200.0030.00517.13
8.1.190.0040.00417.52
8.1.180.0000.00918.10
8.1.170.0030.00618.46
8.1.160.0040.00418.84
8.1.150.0040.00419.00
8.1.140.0000.00820.82
8.1.130.0030.00320.28
8.1.120.0070.00017.47
8.1.110.0030.00317.41
8.1.100.0000.00717.49
8.1.90.0000.00817.46
8.1.80.0060.00317.44
8.1.70.0000.00717.48
8.1.60.0080.00017.58
8.1.50.0100.00017.49
8.1.40.0040.00417.38
8.1.30.0030.00617.50
8.1.20.0030.00617.61
8.1.10.0000.00817.41
8.1.00.0000.00817.36
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.44
8.0.270.0000.01017.92
8.0.260.0030.00320.12
8.0.250.0030.00316.96
8.0.240.0030.00316.85
8.0.230.0000.00616.95
8.0.220.0040.00416.86
8.0.210.0000.00716.78
8.0.200.0000.00617.02
8.0.190.0040.00416.95
8.0.180.0000.00916.91
8.0.170.0030.00516.84
8.0.160.0000.00716.91
8.0.150.0090.00016.75
8.0.140.0060.00316.83
8.0.130.0000.00613.28
8.0.120.0040.00416.86
8.0.110.0000.00716.78
8.0.100.0040.00416.84
8.0.90.0060.00316.92
8.0.80.0070.00716.93
8.0.70.0000.00716.76
8.0.60.0000.00716.93
8.0.50.0050.00316.76
8.0.30.0070.01017.20
8.0.20.0110.00717.17
8.0.10.0000.00717.03
8.0.00.0120.00616.68
7.4.330.0050.00016.84
7.4.320.0060.00016.46
7.4.300.0000.00716.50
7.4.290.0070.00016.64
7.4.280.0030.00616.59
7.4.270.0040.00316.60
7.4.260.0060.00013.28
7.4.250.0030.00316.54
7.4.240.0030.00416.53
7.4.230.0000.00716.65
7.4.220.0060.00116.65
7.4.210.0000.01416.66
7.4.200.0030.00316.58
7.4.130.0090.01416.50
7.4.120.0040.01516.46
7.4.110.0090.00916.59
7.4.100.0150.00716.32
7.4.90.0070.01116.50
7.4.80.0070.01319.39
7.4.70.0090.00916.39
7.4.60.0130.00616.37
7.4.50.0030.00616.51
7.4.40.0150.00316.37
7.4.20.0150.00316.49
7.4.10.0110.01116.30
7.4.00.0080.00816.54
7.3.330.0020.00516.40
7.3.320.0000.00613.24
7.3.310.0030.00316.14
7.3.300.0030.00316.21
7.3.290.0050.01016.26
7.3.280.0120.00616.17
7.3.260.0030.01716.55
7.3.240.0090.00816.38
7.3.230.0070.01116.27
7.3.210.0070.01016.30
7.3.200.0140.00316.60
7.3.190.0120.00916.34
7.3.180.0120.00316.37
7.3.170.0120.00616.43
7.3.160.0120.00616.33
7.3.130.0100.01016.42
7.3.120.0080.00916.33
7.3.110.0040.01116.36
7.3.100.0060.00916.50
7.3.90.0080.00716.20
7.3.80.0100.00716.45
7.3.70.0080.00816.30
7.3.60.0050.01216.29
7.3.50.0110.00816.31
7.3.40.0060.00916.32
7.3.30.0090.00816.25
7.3.20.0080.00916.37
7.3.10.0090.00616.34
7.3.00.0090.00716.37
7.2.330.0090.01616.65
7.2.320.0040.01916.70
7.2.310.0090.00616.65
7.2.300.0060.01216.53
7.2.290.0110.00516.25
7.2.260.0060.01316.54
7.2.250.0050.01216.58
7.2.240.0120.00616.45
7.2.230.0150.00416.43
7.2.220.0070.00916.61
7.2.210.0100.01816.55
7.2.200.0100.00616.44
7.2.190.0080.00816.41
7.2.180.0110.00616.46
7.2.170.0060.01116.52
7.2.160.0110.00816.50
7.2.150.0110.00616.54
7.2.140.0100.00716.55
7.2.130.0070.00916.60
7.2.120.0030.01216.47
7.2.110.0090.00916.48
7.2.100.0070.01016.48
7.2.90.0100.00616.59
7.2.80.0050.01116.49
7.2.70.0070.00916.62
7.2.60.0100.00616.59
7.2.50.0100.00816.44
7.2.40.0090.01116.53
7.2.30.0080.01316.57
7.2.20.0110.01116.58
7.2.10.0100.01316.44
7.2.00.0140.00516.46

preferences:
57.8 ms | 400 KiB | 5 Q