3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [1,2,3,[4,5,[6]]]; print_items($arr); Function print_items($arr){ Foreach($arr as $item){ If(is_array($item)){ print_items($item); }Else{ Echo $item; } } }

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)
8.3.60.0120.00616.38
8.3.50.0060.01516.50
8.3.40.0100.00318.84
8.3.30.0150.00018.45
8.3.20.0080.00020.22
8.3.10.0080.00023.52
8.3.00.0030.00623.70
8.2.180.0120.00925.92
8.2.170.0030.01018.71
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0050.00322.20
8.2.120.0050.00226.35
8.2.110.0070.00321.04
8.2.100.0040.00717.84
8.2.90.0040.00417.91
8.2.80.0060.00318.04
8.2.70.0080.00018.03
8.2.60.0000.00818.16
8.2.50.0040.00418.10
8.2.40.0030.00620.44
8.2.30.0040.00419.30
8.2.20.0000.00717.96
8.2.10.0040.00417.92
8.2.00.0040.00417.92
8.1.280.0100.00725.92
8.1.270.0030.00524.66
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0060.00322.06
8.1.230.0090.00322.63
8.1.220.0070.00017.74
8.1.210.0050.00320.24
8.1.200.0030.00617.35
8.1.190.0050.00317.23
8.1.180.0030.00518.10
8.1.170.0120.00018.45
8.1.160.0040.00418.79
8.1.150.0040.00420.71
8.1.140.0000.00717.70
8.1.130.0040.00418.87
8.1.120.0040.00417.45
8.1.110.0040.00417.36
8.1.100.0070.00017.47
8.1.90.0040.00417.36
8.1.80.0070.00017.39
8.1.70.0040.00417.51
8.1.60.0040.00417.46
8.1.50.0000.00817.47
8.1.40.0040.00417.54
8.1.30.0080.00017.59
8.1.20.0050.00317.56
8.1.10.0000.00717.46
8.1.00.0040.00417.40
8.0.300.0060.00321.95
8.0.290.0040.00416.63
8.0.280.0070.00018.39
8.0.270.0040.00417.29
8.0.260.0030.00516.81
8.0.250.0060.00016.83
8.0.240.0000.00716.92
8.0.230.0000.00716.91
8.0.220.0060.00016.86
8.0.210.0030.00316.90
8.0.200.0030.00316.82
8.0.190.0070.00016.92
8.0.180.0050.00316.95
8.0.170.0080.00016.91
8.0.160.0030.00316.93
8.0.150.0000.00716.71
8.0.140.0060.00316.76
8.0.130.0050.00013.37
8.0.120.0050.00216.88
8.0.110.0040.00416.80
8.0.100.0000.00816.83
8.0.90.0040.00416.84
8.0.80.0070.01016.94
8.0.70.0070.00016.81
8.0.60.0020.00516.68
8.0.50.0000.00716.75
8.0.30.0090.01016.83
8.0.20.0120.00817.40
8.0.10.0050.00316.88
8.0.00.0120.00616.79
7.4.330.0050.00016.78
7.4.320.0030.00316.50
7.4.300.0060.00016.62
7.4.290.0070.00016.44
7.4.280.0080.00016.43
7.4.270.0030.00316.40
7.4.260.0030.00316.41
7.4.250.0040.00416.56
7.4.240.0070.00016.39
7.4.230.0000.00716.63
7.4.220.0110.00716.46
7.4.210.0050.01016.58
7.4.200.0030.00316.40
7.4.160.0110.00416.51
7.4.150.0120.00617.40
7.4.140.0080.01117.86
7.4.130.0090.00916.50
7.4.120.0060.01116.53
7.4.110.0000.01716.66
7.4.100.0120.00416.54
7.4.90.0080.00816.53
7.4.80.0110.01619.39
7.4.70.0090.01216.38
7.4.60.0140.00416.42
7.4.50.0080.00716.61
7.4.40.0070.01116.52
7.4.30.0080.00816.64
7.4.00.0110.00715.02
7.3.330.0030.00313.29
7.3.320.0000.00513.31
7.3.310.0030.00316.35
7.3.300.0000.00816.16
7.3.290.0020.00516.11
7.3.280.0090.00716.25
7.3.270.0090.00917.40
7.3.260.0130.00616.44
7.3.250.0130.00616.51
7.3.240.0110.00816.50
7.3.230.0170.00016.35
7.3.210.0180.00016.34
7.3.200.0030.01416.38
7.3.190.0060.01016.47
7.3.180.0060.00916.70
7.3.170.0070.01716.42
7.3.160.0090.01216.48
7.3.120.0050.01314.84
7.3.110.0080.00414.85
7.3.100.0070.00714.65
7.3.90.0020.01514.89
7.3.80.0050.00514.76
7.3.70.0060.00814.79
7.3.60.0080.00514.73
7.3.50.0010.00914.74
7.3.40.0020.01214.80
7.3.30.0090.00314.74
7.3.20.0060.00416.61
7.3.10.0020.01116.64
7.3.00.0090.00516.73
7.2.330.0060.01116.58
7.2.320.0090.00916.64
7.2.310.0100.00716.35
7.2.300.0040.01216.61
7.2.290.0100.00716.57
7.2.250.0070.01115.07
7.2.240.0060.01014.99
7.2.230.0060.00815.02
7.2.220.0100.00714.97
7.2.210.0070.00815.11
7.2.200.0000.01515.05
7.2.190.0050.00915.01
7.2.180.0050.01015.11
7.2.170.0050.01314.95
7.2.160.0030.01015.18
7.2.150.0130.00017.11
7.2.140.0040.00716.63
7.2.130.0050.00516.89
7.2.120.0070.00417.00
7.2.110.0060.00716.68
7.2.100.0050.01016.86
7.2.90.0070.00816.87
7.2.80.0060.00816.80
7.2.70.0080.00616.88
7.2.60.0020.01316.95
7.2.50.0050.01216.78
7.2.40.0020.01216.88
7.2.30.0060.00717.04
7.2.20.0030.00816.81
7.2.10.0050.01016.68
7.2.00.0110.00316.99
7.1.330.0030.01115.84
7.1.320.0010.01015.78
7.1.310.0040.01015.86
7.1.300.0000.01215.46
7.1.290.0030.01315.90
7.1.280.0030.01015.66
7.1.270.0060.01115.76
7.1.260.0050.00715.79
7.1.250.0040.00915.72
7.1.200.0120.00315.89
7.1.110.0110.00718.20
7.1.100.0070.00717.79
7.1.90.0140.00317.86
7.1.80.0040.01317.83
7.1.70.0030.01217.27
7.1.60.0150.01935.16
7.1.50.0190.01234.95
7.1.40.0130.02134.50
7.1.30.0100.02434.40
7.1.20.0200.01634.46
7.1.10.0050.01216.37
7.1.00.0030.01716.76
7.0.250.0060.00917.80
7.0.240.0000.01317.79
7.0.230.0030.01417.77
7.0.220.0060.01217.61
7.0.210.0030.01216.76
7.0.200.0060.00916.84
7.0.190.0010.01616.74
7.0.180.0060.01016.27
7.0.170.0080.00816.27
7.0.160.0070.01015.99
7.0.150.0060.00916.11
7.0.140.0170.00016.26
7.0.130.0060.00916.41
7.0.120.0040.01416.40
7.0.110.0090.00916.36
7.0.100.0000.01716.27
7.0.90.0000.01316.26
7.0.80.0020.01616.35
7.0.70.0060.00916.13
7.0.60.0090.00916.09
7.0.50.0070.01016.17
7.0.40.0030.01016.61
7.0.30.0090.00916.44
7.0.20.0070.00716.49
7.0.10.0030.01016.68
7.0.00.0080.00816.37

preferences:
41.08 ms | 400 KiB | 5 Q