3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [['2','w'],['3','q'],]; foreach($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)
8.3.60.0060.00918.31
8.3.50.0090.00616.18
8.3.40.0080.00618.79
8.3.30.0120.00318.72
8.3.20.0050.00220.90
8.3.10.0050.00321.97
8.3.00.0030.00523.65
8.2.180.0140.00718.29
8.2.170.0100.00722.96
8.2.160.0070.00720.34
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0060.00321.11
8.2.110.0100.00019.44
8.2.100.0090.00318.22
8.2.90.0080.00019.17
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0050.00317.38
8.2.50.0040.00417.63
8.2.40.0070.00018.34
8.2.30.0040.00419.31
8.2.20.0040.00418.17
8.2.10.0040.00419.30
8.2.00.0000.00919.24
8.1.280.0040.01125.92
8.1.270.0080.00022.13
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0080.00022.61
8.1.230.0050.00520.17
8.1.220.0080.00017.79
8.1.210.0040.00418.77
8.1.200.0040.00417.66
8.1.190.0040.00417.23
8.1.180.0050.00318.10
8.1.170.0070.00017.62
8.1.160.0000.00718.85
8.1.150.0060.00319.02
8.1.140.0040.00420.72
8.1.130.0000.00720.26
8.1.120.0030.00317.38
8.1.110.0030.00417.50
8.1.100.0000.00717.34
8.1.90.0040.00417.46
8.1.80.0000.00817.37
8.1.70.0070.00017.33
8.1.60.0000.00817.47
8.1.50.0110.00017.40
8.1.40.0000.00917.46
8.1.30.0040.00417.63
8.1.20.0030.00617.68
8.1.10.0000.00817.32
8.1.00.0040.00417.40
8.0.300.0090.00318.77
8.0.290.0040.00416.58
8.0.280.0030.00318.35
8.0.270.0000.00718.01
8.0.260.0000.00619.98
8.0.250.0060.00016.98
8.0.240.0000.00616.86
8.0.230.0050.00316.81
8.0.220.0030.00316.80
8.0.210.0030.00316.88
8.0.200.0000.00716.93
8.0.190.0000.00816.89
8.0.180.0000.00716.94
8.0.170.0080.00016.84
8.0.160.0000.00816.93
8.0.150.0080.00016.86
8.0.140.0060.00316.91
8.0.130.0000.00513.23
8.0.120.0000.00816.86
8.0.110.0000.00716.78
8.0.100.0040.00416.75
8.0.90.0000.00816.75
8.0.80.0060.00916.85
8.0.70.0070.00016.78
8.0.60.0020.00516.93
8.0.50.0070.00016.91
8.0.30.0060.01117.06
8.0.20.0090.00917.21
8.0.10.0000.00716.98
8.0.00.0090.01216.72
7.4.330.0050.00016.73
7.4.320.0060.00016.64
7.4.300.0030.00316.52
7.4.290.0040.00416.64
7.4.280.0040.00416.50
7.4.270.0040.00416.52
7.4.260.0050.00013.17
7.4.250.0000.00816.46
7.4.240.0030.00316.43
7.4.230.0000.00716.54
7.4.220.0030.00316.49
7.4.210.0060.01016.62
7.4.200.0030.00316.34
7.4.130.0080.00816.46
7.4.120.0120.00616.73
7.4.110.0140.00316.38
7.4.100.0040.01216.63
7.4.90.0110.01116.61
7.4.80.0120.01119.39
7.4.70.0060.01116.49
7.4.60.0110.01116.50
7.4.50.0060.00916.16
7.4.40.0130.00316.43
7.4.20.0090.00616.57
7.4.10.0090.00616.54
7.4.00.0040.01116.53
7.3.330.0030.00316.18
7.3.320.0000.00513.11
7.3.310.0000.00716.16
7.3.300.0000.00716.11
7.3.290.0090.00916.30
7.3.280.0090.00916.24
7.3.260.0120.01116.47
7.3.240.0080.00816.40
7.3.230.0080.01016.23
7.3.210.0100.00616.16
7.3.200.0140.00316.44
7.3.190.0070.01116.50
7.3.180.0130.00316.47
7.3.170.0160.00316.46
7.3.160.0150.00316.35
7.3.130.0060.00916.46
7.3.120.0090.00616.40
7.3.110.0150.00016.27
7.3.100.0100.00616.25
7.3.90.0070.01016.39
7.3.80.0110.00416.39
7.3.70.0000.01616.34
7.3.60.0090.00616.42
7.3.50.0090.00616.48
7.3.40.0030.01216.36
7.3.30.0060.00916.34
7.3.20.0030.01216.42
7.3.10.0060.01016.38
7.3.00.0130.00316.31
7.2.330.0100.01316.64
7.2.320.0110.00616.50
7.2.310.0100.00716.45
7.2.300.0110.00616.66
7.2.290.0090.00616.63
7.2.260.0090.00616.70
7.2.250.0060.00916.53
7.2.240.0030.01316.39
7.2.230.0100.00716.54
7.2.220.0060.01016.58
7.2.210.0060.01016.43
7.2.200.0090.00616.35
7.2.190.0060.00916.59
7.2.180.0030.01416.64
7.2.170.0070.01016.54
7.2.160.0090.00916.41
7.2.150.0080.00816.45
7.2.140.0070.01016.51
7.2.130.0080.00816.55
7.2.120.0030.01316.47
7.2.110.0130.00316.46
7.2.100.0130.00316.55
7.2.90.0070.01016.50
7.2.80.0060.00916.62
7.2.70.0070.01016.55
7.2.60.0000.01716.53
7.2.50.0090.00916.57
7.2.40.0070.01016.57
7.2.30.0100.00616.42
7.2.20.0060.01316.51
7.2.10.0030.01316.59
7.2.00.0100.00716.63

preferences:
34.66 ms | 400 KiB | 5 Q