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)
7.2.00.0070.01019.51
7.1.70.0000.00817.19
7.1.60.0100.01619.46
7.1.50.0190.00616.75
7.1.00.0070.07322.42
7.0.200.0030.00616.78
7.0.140.0070.07021.95
7.0.60.0270.06320.08
7.0.50.0100.03317.74
7.0.40.0170.08020.27
7.0.30.0270.03320.00
7.0.20.0230.08720.10
7.0.10.0100.08319.96
7.0.00.0070.04720.04
5.6.280.0030.10020.95
5.6.210.0100.07720.70
5.6.200.0170.07018.13
5.6.190.0000.04720.39
5.6.180.0230.06020.49
5.6.170.0300.08320.36
5.6.160.0000.05320.54
5.6.150.0000.06318.09
5.6.140.0030.07318.09
5.6.130.0070.08718.16
5.6.120.0070.04721.03
5.6.110.0030.09721.12
5.6.100.0130.08321.17
5.6.90.0070.05320.98
5.6.80.0000.04320.42
5.6.70.3700.03020.38
5.5.350.0070.08320.36
5.5.340.0030.08018.01
5.5.330.0070.09020.07
5.5.320.0330.07720.27
5.5.310.0130.05720.24
5.5.300.0070.08717.89
5.5.290.0130.07317.98
5.5.280.0170.07320.91
5.5.270.0100.04721.00
5.5.260.0030.04720.86
5.5.250.0100.05720.50
5.5.240.0300.05720.10
5.4.450.1900.04319.42
5.4.440.2100.04319.48
5.4.430.2100.03719.54
5.4.420.1970.04319.47
5.4.410.2030.03719.33
5.4.400.2100.04319.16
5.4.390.2070.04319.24
5.4.380.2070.04019.23
5.4.370.1970.05019.07
5.4.360.2030.04719.13
5.4.350.2000.04718.77
5.4.340.2030.04319.08
5.4.320.1770.05018.93
5.4.310.1870.03319.23
5.4.300.1870.04719.08
5.4.290.1730.03718.77
5.4.280.2070.04319.05
5.4.270.2070.04019.08
5.4.260.2030.04719.21
5.4.250.2030.04019.03
5.4.240.1870.03319.08
5.4.230.1870.03719.05
5.4.220.1530.03318.76
5.4.210.1870.03319.05
5.4.200.2170.04319.23
5.4.190.1200.04319.04
5.4.180.1400.03018.76
5.4.170.1470.04018.78
5.4.160.1500.03018.75
5.4.150.1830.03019.19
5.4.140.1500.03316.24
5.4.130.1830.04316.33
5.4.120.1530.03716.32
5.4.110.1400.04316.48
5.4.100.0000.04016.38
5.4.90.0070.03316.26
5.4.80.0070.03316.46
5.4.70.1070.03016.42
5.4.60.1670.05016.25
5.4.50.1730.04016.41
5.4.40.1930.04316.43
5.4.30.2270.03716.47
5.4.20.1830.03716.29
5.4.10.1770.03716.48
5.4.00.1070.03315.94
5.3.290.1070.04014.51
5.3.280.1870.04314.43
5.3.270.1970.04314.46
5.3.260.1630.04014.45
5.3.250.1730.03714.55
5.3.240.1770.04014.57
5.3.230.1800.03714.46
5.3.220.1900.03014.52
5.3.210.1230.04014.47
5.3.200.1900.03314.66
5.3.190.2070.03714.66
5.3.180.1700.04314.66
5.3.170.1700.03314.42
5.3.160.1970.04314.44
5.3.150.1900.03714.42
5.3.140.1970.04014.39
5.3.130.2070.04714.57
5.3.120.1930.03714.50
5.3.110.2330.04314.57
5.3.100.1930.03314.09
5.3.90.2000.03314.05
5.3.80.1900.04314.11
5.3.70.2130.03713.89
5.3.60.2070.03714.05
5.3.50.2170.03313.79
5.3.40.2000.04313.81
5.3.30.2070.04013.75
5.3.20.2070.03313.55
5.3.10.1470.03313.48
5.3.00.2030.04313.62
5.2.170.1670.04011.23
5.2.160.1470.03011.05
5.2.150.1570.03011.19
5.2.140.1600.03010.99
5.2.130.1470.03010.95
5.2.120.1500.02710.95
5.2.110.1670.02711.18
5.2.100.0470.04710.96
5.2.90.0000.03311.04
5.2.80.0030.03311.14
5.2.70.0930.03711.10
5.2.60.1270.04310.89
5.2.50.1470.03010.88
5.2.40.1170.03010.85
5.2.30.1300.03010.86
5.2.20.1470.03310.82
5.2.10.1200.03010.77
5.2.00.1330.03710.68
5.1.60.1370.0309.96
5.1.50.1470.0279.89
5.1.40.1330.0239.91
5.1.30.1400.03310.50
5.1.20.1200.02710.21
5.1.10.1330.03310.08
5.1.00.0400.01710.23
5.0.50.0000.0508.52
5.0.40.0030.0408.57
5.0.30.0030.0378.11
5.0.20.0000.0338.13
5.0.10.0000.0308.09
5.0.00.0000.0408.08
4.4.90.0530.0208.08
4.4.80.0630.0108.08
4.4.70.0600.0138.08
4.4.60.0730.0278.08
4.4.50.0670.0178.08
4.4.40.0500.0278.08
4.4.30.0630.0108.08
4.4.20.0730.0278.08
4.4.10.0600.0138.08
4.4.00.0800.0338.08
4.3.110.0770.0238.08
4.3.100.0200.0178.08
4.3.90.0630.0178.08
4.3.80.0700.0408.08
4.3.70.0700.0238.08
4.3.60.0730.0208.08
4.3.50.0600.0138.08
4.3.40.0700.0308.08
4.3.30.0370.0278.08
4.3.20.0330.0178.08
4.3.10.0270.0238.08
4.3.00.0270.0208.08

preferences:
38.31 ms | 401 KiB | 5 Q