3v4l.org

run code in 300+ PHP versions simultaneously
<?php function func(&$data) { foreach ($data as $key => $value) { if (is_array($value)) { func($data[$key]); } } } $data = [ ['k' => [0]], ['k' => [1]], ]; func($data); //array_replace_recursive($data[0], $data[1]); echo json_encode($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)
8.3.60.0110.00416.38
8.3.50.0080.01020.96
8.3.40.0040.01118.56
8.3.30.0070.00718.84
8.3.20.0000.00820.27
8.3.10.0000.00721.89
8.3.00.0070.00021.89
8.2.180.0140.00418.53
8.2.170.0150.00622.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00420.96
8.2.120.0070.00026.35
8.2.110.0070.00319.27
8.2.100.0040.00817.93
8.2.90.0040.00419.14
8.2.80.0030.00617.97
8.2.70.0050.00517.47
8.2.60.0050.00318.03
8.2.50.0000.00818.09
8.2.40.0060.00322.14
8.2.30.0040.00419.61
8.2.20.0040.00417.75
8.2.10.0040.00418.19
8.2.00.0060.00318.01
8.1.280.0090.01225.92
8.1.270.0150.00422.14
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0030.00722.71
8.1.230.0080.00317.71
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0030.00617.11
8.1.190.0080.00017.23
8.1.180.0050.00318.10
8.1.170.0060.00318.58
8.1.160.0050.00220.84
8.1.150.0000.00718.93
8.1.140.0060.00319.52
8.1.130.0030.00717.63
8.1.120.0000.00717.43
8.1.110.0000.00717.38
8.1.100.0030.00317.41
8.1.90.0040.00317.45
8.1.80.0040.00417.43
8.1.70.0070.00017.34
8.1.60.0050.00217.54
8.1.50.0030.00617.55
8.1.40.0000.00717.54
8.1.30.0090.00017.51
8.1.20.0080.00017.56
8.1.10.0040.00417.54
8.1.00.0000.00717.37
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0040.00418.44
8.0.270.0070.00017.25
8.0.260.0000.00617.24
8.0.250.0030.00316.96
8.0.240.0050.00316.95
8.0.230.0030.00317.01
8.0.220.0030.00416.93
8.0.210.0000.00716.85
8.0.200.0030.00316.87
8.0.190.0040.00416.96
8.0.180.0070.00016.96
8.0.170.0000.00816.81
8.0.160.0000.00716.92
8.0.150.0040.00416.80
8.0.140.0000.00716.88
8.0.130.0060.00313.36
8.0.120.0040.00416.93
8.0.110.0000.00716.87
8.0.100.0000.00716.78
8.0.90.0000.00716.91
8.0.80.0110.00416.84
8.0.70.0060.00316.95
8.0.60.0050.00516.75
8.0.50.0040.00416.79
8.0.30.0060.01217.04
8.0.20.0110.01217.40
8.0.10.0040.00417.05
8.0.00.0100.00916.63
7.4.330.0030.00216.77
7.4.320.0000.00616.52
7.4.300.0080.00016.63
7.4.290.0000.00716.52
7.4.280.0050.00316.59
7.4.270.0000.00716.41
7.4.260.0000.00816.58
7.4.250.0040.00416.33
7.4.240.0070.00016.52
7.4.230.0070.00016.58
7.4.220.0070.01116.39
7.4.210.0050.01116.56
7.4.200.0000.00716.58
7.4.160.0100.00516.54
7.4.150.0090.00917.40
7.4.140.0140.00817.86
7.4.130.0140.00316.51
7.4.120.0080.01216.44
7.4.110.0070.01016.53
7.4.100.0150.00616.62
7.4.90.0140.00316.47
7.4.80.0140.00919.39
7.4.70.0080.00916.55
7.4.60.0080.00816.61
7.4.50.0040.01116.64
7.4.40.0120.00916.70
7.4.30.0100.01316.58
7.4.00.0050.01314.97
7.3.330.0040.00413.15
7.3.320.0030.00313.33
7.3.310.0030.00316.33
7.3.300.0060.00016.22
7.3.290.0030.00316.18
7.3.280.0080.01016.34
7.3.270.0080.00817.40
7.3.260.0090.00916.38
7.3.250.0140.00516.53
7.3.240.0080.00916.35
7.3.230.0150.00616.46
7.3.210.0070.01016.30
7.3.200.0060.01119.39
7.3.190.0100.00616.50
7.3.180.0090.01416.56
7.3.170.0150.00616.55
7.3.160.0130.00316.52
7.3.120.0100.00714.93
7.3.110.0040.01514.68
7.3.100.0110.00314.75
7.3.90.0040.01114.72
7.3.80.0070.00715.07
7.3.70.0040.01114.61
7.3.60.0110.00714.68
7.3.50.0080.00414.53
7.3.40.0090.00614.93
7.3.30.0060.01614.87
7.3.20.0090.00716.71
7.3.10.0070.01116.80
7.3.00.0090.00016.53
7.2.330.0030.01716.75
7.2.320.0190.00416.65
7.2.310.0140.00316.77
7.2.300.0120.00416.77
7.2.290.0090.01216.59
7.2.250.0030.01314.76
7.2.240.0060.01214.86
7.2.230.0030.00714.86
7.2.220.0070.00415.11
7.2.210.0030.00915.21
7.2.200.0030.01314.93
7.2.190.0040.00814.82
7.2.180.0090.00615.07
7.2.170.0130.00315.04
7.2.00.0140.01019.46
7.1.330.0030.01015.56
7.1.320.0070.00715.49
7.1.310.0120.00315.96
7.1.300.0000.01215.74
7.1.290.0060.00615.99
7.1.280.0100.00715.55
7.1.270.0090.00615.80
7.1.260.0030.00915.75
7.1.100.0000.01118.07
7.1.70.0090.00016.95
7.1.60.0040.02119.40
7.1.50.0000.02016.74
7.1.00.0000.08022.37
7.0.200.0480.00714.68
7.0.90.0030.09320.08
7.0.80.0030.05719.86
7.0.70.0000.05319.82
7.0.60.0070.07719.89
7.0.50.0070.09020.26
7.0.40.0070.07720.18
7.0.30.0100.04720.18
7.0.20.0200.07020.10
7.0.10.0070.08720.14
7.0.00.0030.06020.07
5.6.280.0030.03321.04
5.6.240.0000.05720.60
5.6.230.0030.05020.70
5.6.220.0130.06720.69
5.6.210.0030.05020.42
5.6.200.0070.09021.01
5.6.190.0130.08320.94
5.6.180.0130.08021.10
5.6.170.0100.08321.14
5.6.160.0030.09321.17
5.6.150.0200.07020.96
5.6.140.0130.07020.96
5.6.130.0230.07321.04
5.6.120.0170.07721.09
5.6.110.0030.06321.05
5.6.100.0130.07021.04
5.6.90.0030.06721.04
5.6.80.0100.06320.44
5.6.70.0000.08720.45
5.6.60.0100.07320.36
5.6.50.0070.05020.38
5.6.40.0100.07320.46
5.6.30.0070.07720.48
5.6.20.0170.06720.41
5.6.10.0170.04720.38
5.6.00.0070.05320.37
5.5.380.0100.05320.37
5.5.370.0030.05720.32
5.5.360.0030.08320.30
5.5.350.0170.07020.40
5.5.340.0070.08320.88
5.5.330.0130.08320.65
5.5.320.0130.08020.93
5.5.310.0100.07320.88
5.5.300.0200.06020.77
5.5.290.0030.06320.86
5.5.280.0130.07320.93
5.5.270.0100.05320.82
5.5.260.0100.08020.91
5.5.250.0070.07320.74
5.5.240.0270.03320.31
5.5.230.0070.08020.25
5.5.220.0030.05020.29
5.5.210.0100.04720.02
5.5.200.0030.07720.27
5.5.190.0100.04720.08
5.5.180.0100.07320.25
5.5.160.0070.07320.21
5.5.150.0130.06720.07
5.5.140.0170.07020.26
5.5.130.0230.06320.08
5.5.120.0130.06720.20
5.5.110.0000.06020.17
5.5.100.0030.08320.12
5.5.90.0000.06720.01
5.5.80.0070.07320.07
5.5.70.0070.04720.07
5.5.60.0130.07020.00
5.5.50.0130.07020.06
5.5.40.0000.06020.04
5.5.30.0070.07720.05
5.5.20.0130.07019.97
5.5.10.0070.08020.01
5.5.00.0130.06319.97

preferences:
56.36 ms | 401 KiB | 5 Q