3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 'query' => 'your query', 'example' => null, 'Qbert says:' => '&%=#?/' ]; echo http_build_query($array); echo "\n---\n"; echo http_build_query($array, '', '&amp;');

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)
8.3.60.0120.00318.30
8.3.50.0140.00718.39
8.3.40.0120.00619.09
8.3.30.0120.00318.93
8.3.20.0080.00024.18
8.3.10.0040.00424.66
8.3.00.0070.00026.16
8.2.180.0090.00625.92
8.2.170.0180.00318.77
8.2.160.0170.00022.96
8.2.150.0070.00025.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00219.83
8.2.110.0030.00620.35
8.2.100.0060.00617.72
8.2.90.0000.00919.07
8.2.80.0040.00417.97
8.2.70.0060.00317.48
8.2.60.0040.00418.04
8.2.50.0030.00518.07
8.2.40.0030.00517.87
8.2.30.0070.00517.84
8.2.20.0000.00819.11
8.2.10.0080.00517.55
8.2.00.0030.01018.35
8.1.280.0060.00925.92
8.1.270.0070.00024.66
8.1.260.0000.00826.35
8.1.250.0050.00228.09
8.1.240.0120.00822.24
8.1.230.0040.00722.08
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0090.00017.10
8.1.190.0180.00016.52
8.1.180.0000.00818.10
8.1.170.0070.00518.13
8.1.160.0040.00818.18
8.1.150.0050.00718.03
8.1.140.0030.00917.47
8.1.130.0040.00817.50
8.1.120.0050.00617.51
8.1.110.0040.00817.46
8.1.100.0100.00217.44
8.1.90.0060.00617.48
8.1.80.0100.00417.50
8.1.70.0110.00217.44
8.1.60.0080.00617.51
8.1.50.0090.00417.53
8.1.40.0100.00317.51
8.1.30.0180.00317.58
8.1.20.0150.00517.50
8.1.10.0110.00917.53
8.1.00.0140.00217.45
8.0.300.0000.00818.77
8.0.290.0070.00016.63
8.0.280.0070.00517.96
8.0.270.0080.00317.83
8.0.260.0080.00417.21
8.0.250.0060.00717.31
8.0.240.0060.00617.28
8.0.230.0050.00817.26
8.0.220.0080.00417.21
8.0.210.0070.00517.20
8.0.200.0080.00417.19
8.0.190.0060.00717.22
8.0.180.0080.00417.24
8.0.170.0060.00617.19
8.0.160.0070.00717.23
8.0.150.0060.00817.11
8.0.140.0120.00617.19
8.0.130.0140.00317.09
8.0.120.0110.00517.19
8.0.110.0100.00517.12
8.0.100.0120.00517.19
8.0.90.0110.00617.17
8.0.80.0130.00417.18
8.0.70.0130.00517.19
8.0.60.0100.00717.17
8.0.50.0120.00517.22
8.0.30.0120.00617.23
8.0.20.0130.00617.19
8.0.10.0160.00417.27
7.4.330.0090.00016.58
7.4.320.0110.00017.07
7.4.300.0070.00417.03
7.4.290.0050.00517.04
7.4.280.0060.00617.07
7.4.270.0160.00417.00
7.4.260.0190.00017.03
7.4.250.0150.00417.04
7.4.240.0100.00717.06
7.4.230.0140.00617.00
7.4.220.0180.00017.07
7.4.210.0090.00916.95
7.4.200.0160.00317.04
7.4.190.0150.00317.12
7.4.180.0120.00617.05
7.4.160.0100.00817.03
7.4.150.0170.00017.05
7.4.140.0130.00316.89
7.4.130.0120.00516.97
7.4.120.0140.00317.00
7.4.110.0140.00316.99
7.4.100.0140.00416.99
7.4.90.0090.00616.97
7.4.80.0130.00416.95
7.4.70.0140.00516.92
7.4.60.0090.00816.94
7.4.50.0140.00116.90
7.4.40.0170.00017.01
7.4.30.0100.00316.94
7.4.20.0020.00816.99
7.4.10.0040.00716.92
7.4.00.0070.00416.92

preferences:
51.98 ms | 400 KiB | 5 Q