3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pivot = []; $n = 0; for ($i = 1; $i <= 20; $i++) { $pivot[$i] = []; } for($i = 1; $i <= 20; $n++) { $user = &$pivot[$i]; $rand = rand(0, 20); while(array_key_exists($rand, $user) || $rand == $i) { $rand++; } $user[] = $rand; if($n == 10) { $i++; $n = 0; } } echo "INSERT INTO `following_pivot` (`uid`, `fid`) VALUES "; foreach($pivot as $key => $piv) { foreach($piv as $pi) { echo "(", $key, ",", $pi, ")"; if($pi !== end($piv) && $piv !== end($pivot)) { echo ","; } } echo "," } echo ";"; //print_r($pivot);

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)
5.4.320.0080.03712.51
5.4.310.0090.03412.50
5.4.300.0060.03512.51
5.4.290.0070.03812.50
5.4.280.0100.03112.40
5.4.270.0070.03412.40
5.4.260.0050.03812.40
5.4.250.0050.03812.40
5.4.240.0060.03612.40
5.4.230.0030.04012.39
5.4.220.0060.03612.39
5.4.210.0060.03512.39
5.4.200.0040.04012.39
5.4.190.0080.03412.39
5.4.180.0060.03612.39
5.4.170.0040.03812.39
5.4.160.0040.03812.39
5.4.150.0070.03412.39
5.4.140.0050.03812.08
5.4.130.0050.03612.06
5.4.120.0070.03412.03
5.4.110.0090.03612.01
5.4.100.0090.03612.02
5.4.90.0050.04112.02
5.4.80.0030.03912.02
5.4.70.0040.03612.02
5.4.60.0060.03412.02
5.4.50.0050.03612.02
5.4.40.0100.03112.00
5.4.30.0040.03812.00
5.4.20.0050.03511.99
5.4.10.0080.03312.00
5.4.00.0070.03811.49
5.3.290.0100.03712.80
5.3.280.0040.04012.71
5.3.270.0060.03812.72
5.3.260.0030.04112.72
5.3.250.0040.03912.72
5.3.240.0070.03612.71
5.3.230.0050.03912.71
5.3.220.0170.03312.68
5.3.210.0050.04012.68
5.3.200.0060.03612.68
5.3.190.0050.03912.68
5.3.180.0070.03512.67
5.3.170.0060.03712.66
5.3.160.0060.03612.67
5.3.150.0080.03812.67
5.3.140.0070.03612.66
5.3.130.0070.03812.66
5.3.120.0080.04212.65
5.3.110.0060.03812.66
5.3.100.0060.03512.11
5.3.90.0070.03412.09
5.3.80.0060.03612.07
5.3.70.0060.03712.08
5.3.60.0090.03412.07
5.3.50.0040.04112.00
5.3.40.0050.03612.00
5.3.30.0090.03111.95
5.3.20.0070.03311.73
5.3.10.0060.03311.70
5.3.00.0050.03711.68
5.2.170.0030.0319.18
5.2.160.0060.0279.18
5.2.150.0050.0299.18
5.2.140.0050.0299.17
5.2.130.0040.0299.14
5.2.120.0030.0299.14
5.2.110.0050.0289.14
5.2.100.0030.0299.14
5.2.90.0050.0289.14
5.2.80.0050.0299.14
5.2.70.0100.0309.14
5.2.60.0020.0319.09
5.2.50.0030.0319.05
5.2.40.0040.0299.04
5.2.30.0060.0279.01
5.2.20.0060.0279.00
5.2.10.0050.0278.93
5.2.00.0060.0278.78
5.1.60.0050.0228.07
5.1.50.0020.0268.06
5.1.40.0020.0268.05
5.1.30.0050.0248.40
5.1.20.0060.0248.42
5.1.10.0040.0258.14
5.1.00.0050.0248.14
5.0.50.0070.0176.62
5.0.40.0040.0196.48
5.0.30.0030.0316.29
5.0.20.0050.0176.26
5.0.10.0020.0206.24
5.0.00.0030.0316.23
4.4.90.0030.0154.78
4.4.80.0040.0134.75
4.4.70.0040.0134.75
4.4.60.0020.0164.75
4.4.50.0020.0174.77
4.4.40.0040.0284.71
4.4.30.0020.0174.75
4.4.20.0040.0154.85
4.4.10.0020.0174.85
4.4.00.0010.0274.76
4.3.110.0020.0164.67
4.3.100.0010.0164.67
4.3.90.0020.0204.63
4.3.80.0030.0244.58
4.3.70.0030.0164.63
4.3.60.0040.0134.62
4.3.50.0020.0164.63
4.3.40.0040.0224.54
4.3.30.0030.0153.28
4.3.20.0010.0173.26
4.3.10.0010.0163.22
4.3.00.0000.02018.15

preferences:
139.42 ms | 1386 KiB | 7 Q