3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a_base = [ 'wop' => [ 'tik' => [ 'a' => 190, 'b' => 323, 'c' => 342 ], 'tak' => [ 'a' => 142, 'b' => 654, 'c' => 785 ] ], 'wap' => [ 'top' => [ 'a' => 564, 'b' => 667, 'c' => 968 ], 'top' => [ 'a' => 603, 'b' => 694, 'c' => 102 ] ] ]; $a_addon = [ 'tok' => [ 'a' => 883, 'b' => 993, 'c' => 878 ] ]; $a_base['wop'] += $a_addon; var_export($a_base);

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)
8.3.70.0100.00616.58
8.3.60.0140.00018.30
8.3.50.0100.00716.15
8.3.40.0140.00418.93
8.3.30.0070.00718.88
8.3.20.0070.00020.51
8.3.10.0040.00421.69
8.3.00.0040.00420.44
8.2.190.0160.00616.63
8.2.180.0120.00325.92
8.2.170.0040.01118.95
8.2.160.0080.00522.96
8.2.150.0070.00324.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0080.00020.89
8.2.110.0030.00621.00
8.2.100.0090.00317.77
8.2.90.0050.00217.63
8.2.80.0030.00618.78
8.2.70.0080.00018.04
8.2.60.0000.00917.81
8.2.50.0090.00018.10
8.2.40.0060.00319.35
8.2.30.0030.00319.25
8.2.20.0040.00417.98
8.2.10.0080.00019.07
8.2.00.0070.00019.07
8.1.280.0110.00425.92
8.1.270.0040.00420.45
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0040.00419.13
8.1.230.0040.00720.75
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0110.00016.98
8.1.190.0040.00417.10
8.1.180.0040.00419.04
8.1.170.0080.00018.72
8.1.160.0000.00719.02
8.1.150.0030.00518.72
8.1.140.0030.00618.76
8.1.130.0060.00020.27
8.1.120.0060.00317.42
8.1.110.0040.00417.40
8.1.100.0040.00417.34
8.1.90.0040.00417.36
8.1.80.0030.00517.48
8.1.70.0000.00717.41
8.1.60.0060.00617.54
8.1.50.0030.00617.48
8.1.40.0030.00517.50
8.1.30.0040.00417.55
8.1.20.0050.00217.53
8.1.10.0040.00417.39
8.1.00.0040.00417.50
8.0.300.0060.00618.77
8.0.290.0070.00016.75
8.0.280.0030.00318.39
8.0.270.0030.00316.77
8.0.260.0000.00620.00
8.0.250.0000.00916.95
8.0.240.0070.00016.90
8.0.230.0040.00416.86
8.0.220.0000.00716.80
8.0.210.0030.00316.79
8.0.200.0040.00416.82
8.0.190.0050.00216.94
8.0.180.0040.00416.96
8.0.170.0040.00416.95
8.0.160.0070.00016.94
8.0.150.0000.00716.85
8.0.140.0000.00716.87
8.0.130.0050.00013.34
8.0.120.0030.00516.76
8.0.110.0000.00716.75
8.0.100.0050.00216.71
8.0.90.0040.00416.88
8.0.80.0060.01116.81
8.0.70.0000.00716.85
8.0.60.0050.00216.81
8.0.50.0070.00016.96
8.0.30.0070.01016.96
8.0.20.0150.00716.91
8.0.10.0000.00717.09
8.0.00.0050.01416.89
7.4.330.0000.00616.53
7.4.320.0000.00616.55
7.4.300.0000.00716.46
7.4.290.0070.00016.55
7.4.280.0030.00516.44
7.4.270.0030.00316.54
7.4.260.0000.00613.18
7.4.250.0040.00416.44
7.4.240.0070.00016.48
7.4.230.0030.00316.64
7.4.220.0040.00316.23
7.4.210.0040.01216.51
7.4.200.0030.00316.36
7.4.130.0030.01616.31
7.4.120.0140.00716.46
7.4.110.0070.01016.42
7.4.100.0110.00716.58
7.4.90.0110.00616.59
7.4.80.0060.01219.39
7.4.70.0100.00616.45
7.4.60.0070.01016.56
7.4.50.0070.00716.48
7.4.40.0030.01316.21
7.4.20.0070.01416.39
7.4.10.0080.00816.40
7.4.00.0100.00616.40
7.3.330.0030.00316.02
7.3.320.0060.00013.11
7.3.310.0030.00616.14
7.3.300.0070.00016.14
7.3.290.0060.00916.25
7.3.280.0000.01316.19
7.3.260.0160.00616.52
7.3.240.0090.01116.38
7.3.230.0140.00316.34
7.3.210.0100.00616.21
7.3.200.0070.01016.25
7.3.190.0040.01116.25
7.3.180.0070.01016.21
7.3.170.0080.00816.32
7.3.160.0080.00816.32
7.3.140.0070.01016.27
7.3.130.0140.00716.28
7.3.120.0090.00816.37
7.3.110.0130.01016.29
7.3.100.0170.00316.30
7.3.90.0150.00616.21
7.3.80.0130.00916.48
7.3.70.0060.00916.25
7.3.60.0050.01116.22
7.3.50.0000.01616.18
7.3.40.0100.01316.27
7.3.30.0090.01216.04
7.3.20.0110.01116.38
7.3.10.0170.00616.24
7.3.00.0030.02016.48
7.2.330.0090.01216.47
7.2.320.0070.01016.62
7.2.310.0030.01316.31
7.2.300.0100.00616.31
7.2.290.0130.00316.70
7.2.270.0110.00616.41
7.2.260.0060.01116.48
7.2.250.0060.00916.45
7.2.240.0170.00016.48
7.2.230.0060.01516.46
7.2.220.0100.01316.21
7.2.210.0100.00616.23
7.2.200.0160.00316.40
7.2.190.0120.00616.46
7.2.180.0140.00416.44
7.2.170.0130.01016.25
7.2.160.0170.00616.40
7.2.150.0140.01116.52
7.2.140.0080.01316.58
7.2.130.0090.01216.57
7.2.120.0100.00616.64
7.2.110.0130.01016.44
7.2.100.0030.01316.28
7.2.90.0130.01016.32
7.2.80.0030.01916.40
7.2.70.0170.00016.28
7.2.60.0070.01016.41
7.2.50.0080.00816.62
7.2.40.0150.00716.42
7.2.30.0070.01116.49
7.2.20.0060.01016.21
7.2.10.0200.01016.34
7.2.00.0080.00916.35

preferences:
20.27 ms | 401 KiB | 5 Q