3v4l.org

run code in 300+ PHP versions simultaneously
<?php $old_arr=array(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20); $size = count($old_arr); print_r($size); for($i=0;$i<=19;$i++){ if ($i<=4){ $a[] = $old_arr[$i]; }elseif ($i>4 && $i<=9){ $b[] = $old_arr[$i]; }elseif ($i>9 && $i<=14){ $c[] = $old_arr[$i]; }elseif ($i>14){ $d[] = $old_arr[$i]; } } print_r($a); print_r($b); print_r($c); print_r($d); $group_order[] = mt_rand(1,4); while(count($group_order)<4){ $x=mt_rand(1,4); if(in_array($x,$group_order) == false){ $group_order[] = $x; } } print_r($group_order); ?>

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)
7.3.10.0150.00416.13
7.3.00.0130.00315.96
7.2.130.0230.00016.32
7.2.120.0080.00816.16
7.2.110.0300.00416.52
7.2.100.0120.00615.95
7.2.90.0220.00916.34
7.2.80.0290.01216.48
7.2.70.0030.02016.67
7.2.60.0390.00816.39
7.2.50.0280.00816.89
7.2.40.0420.00716.68
7.2.30.0410.00716.86
7.2.20.0370.00016.49
7.2.10.0230.00916.20
7.2.00.0120.00518.18
7.1.250.0080.00815.16
7.1.70.0070.00716.94
7.1.60.0150.00919.40
7.1.50.0040.00816.73
7.1.00.0000.07722.43
7.0.200.0130.00016.90
7.0.140.0000.07722.18
7.0.120.0030.06721.94
7.0.60.0070.07719.88
7.0.50.0000.05317.79
7.0.40.0070.04717.87
7.0.30.0100.08017.69
7.0.20.0030.04717.76
7.0.10.0230.06717.85
7.0.00.0100.08317.75
5.6.280.0000.07721.08
5.6.210.0070.06020.75
5.6.200.0000.05718.29
5.6.190.0070.05018.15
5.6.180.0130.07318.18
5.6.170.0100.08018.27
5.6.160.0100.07318.22
5.6.150.0030.05318.16
5.6.140.0100.08018.18
5.6.130.0130.07018.23
5.6.120.0100.08318.26
5.6.110.0070.07318.22
5.6.100.0070.07318.14
5.6.90.0030.09018.16
5.6.80.0100.05017.66
5.6.70.0130.06017.50
5.6.60.0070.07317.62
5.6.50.0070.08017.54
5.6.40.0030.08017.53
5.6.30.0030.05317.64
5.6.20.0030.04717.63
5.6.10.0070.07717.50
5.6.00.0100.03317.63
5.5.350.0070.08020.44
5.5.340.0130.07717.95
5.5.330.0130.04717.97
5.5.320.0030.06017.98
5.5.310.0100.05318.06
5.5.300.0070.08317.95
5.5.290.0070.08317.96
5.5.280.0030.07017.95
5.5.270.0070.08017.97
5.5.260.0070.07718.07
5.5.250.0130.07317.79
5.5.240.0070.05317.31
5.5.230.0100.07317.35
5.5.220.0030.07317.47
5.5.210.0030.07317.36
5.5.200.0100.06717.30
5.5.190.0070.03717.39
5.5.180.0030.05317.34
5.5.160.0070.06017.32
5.5.150.0000.04317.32
5.5.140.0130.04017.30
5.5.130.0200.06317.43
5.5.120.0100.07717.34
5.5.110.0100.07317.41
5.5.100.0030.08717.21
5.5.90.0070.07317.18
5.5.80.0100.07317.25
5.5.70.0070.05317.32
5.5.60.0070.04017.32
5.5.50.0170.06717.20
5.5.40.0100.06317.19
5.5.30.0070.07717.18
5.5.20.0130.06717.21
5.5.10.0070.04717.21
5.5.00.0130.03017.25
5.4.450.0100.08019.28
5.4.440.0000.08719.21
5.4.430.0070.07019.35
5.4.420.0070.08019.58
5.4.410.0030.05319.29
5.4.400.0070.07319.15
5.4.390.0070.04719.11
5.4.380.0130.07019.01
5.4.370.0100.07719.05
5.4.360.0000.07018.95
5.4.350.0030.06018.95
5.4.340.0030.05319.02
5.4.320.0000.04319.04
5.4.310.0070.03319.09
5.4.300.0130.07319.00
5.4.290.0070.07719.09
5.4.280.0100.07319.04
5.4.270.0030.07318.94
5.4.260.0070.07718.95
5.4.250.0000.05319.08
5.4.240.0000.05318.88
5.4.230.0000.04318.94
5.4.220.0070.08019.11
5.4.210.0030.06718.98
5.4.200.0100.05319.13
5.4.190.0070.07019.00
5.4.180.0130.07719.02
5.4.170.0000.05319.03
5.4.160.0030.03719.14
5.4.150.0070.04018.98
5.4.140.0070.03316.38
5.4.130.0000.05016.38
5.4.120.0070.03016.39
5.4.110.0000.03716.45
5.4.100.0000.03716.42
5.4.90.0030.03316.44
5.4.80.0030.04016.33
5.4.70.0000.03716.43
5.4.60.0000.04316.56
5.4.50.0000.03716.26
5.4.40.0000.03716.42
5.4.30.0000.03716.45
5.4.20.0000.03716.45
5.4.10.0030.03316.38
5.4.00.0000.03715.67
5.3.290.0070.04714.89
5.3.280.0030.04714.45
5.3.270.0100.05014.82
5.3.260.0070.03314.63
5.3.250.0030.03714.56
5.3.240.0030.04014.63
5.3.230.0030.03714.56
5.3.220.0070.03314.60
5.3.210.0070.03314.62
5.3.200.0100.03014.61
5.3.190.0000.04014.42
5.3.180.0000.04014.59
5.3.170.0030.04714.59
5.3.160.0070.03314.63
5.3.150.0100.03014.60
5.3.140.0070.03014.59
5.3.130.0000.04014.60
5.3.120.0100.03014.61
5.3.110.0070.03714.59
5.3.100.0030.03714.08
5.3.90.0070.03714.05
5.3.80.0100.02714.04
5.3.70.0030.03714.06
5.3.60.0070.03014.06
5.3.50.0030.03714.00
5.3.40.0000.03714.02
5.3.30.0070.03013.98
5.3.20.0000.04313.74
5.3.10.0030.03313.69
5.3.00.0030.03313.59
5.2.170.0000.03011.19
5.2.160.0030.02711.05
5.2.150.0030.03311.05
5.2.140.0030.02711.21
5.2.130.0000.03011.18
5.2.120.0030.02711.16
5.2.110.0000.03011.14
5.2.100.0030.02711.14
5.2.90.0000.03011.11
5.2.80.0000.03011.09
5.2.70.0030.02711.13
5.2.60.0070.02710.88
5.2.50.0000.04011.04
5.2.40.0070.02310.85
5.2.30.0030.02710.98
5.2.20.0000.03711.00
5.2.10.0000.06710.91
5.2.00.0000.06710.93
5.1.60.0000.03010.23
5.1.50.0070.0379.92
5.1.40.0030.05310.04
5.1.30.0070.05710.24
5.1.20.0000.06010.39
5.1.10.0000.03310.02
5.1.00.0100.04710.09
5.0.50.0030.0478.63
5.0.40.0100.0378.52
5.0.30.0030.0378.52
5.0.20.0000.0338.52
5.0.10.0070.0378.52
5.0.00.0030.0538.52
4.4.90.0000.0178.52
4.4.80.0000.0138.52
4.4.70.0000.0278.52
4.4.60.0030.0238.52
4.4.50.0000.0278.52
4.4.40.0000.0278.52
4.4.30.0030.0138.52
4.4.20.0070.0238.52
4.4.10.0000.0408.52
4.4.00.0030.0578.52
4.3.110.0030.0338.52
4.3.100.0000.0378.52
4.3.90.0030.0208.52
4.3.80.0000.0538.52
4.3.70.0000.0308.52
4.3.60.0030.0378.52
4.3.50.0070.0308.52
4.3.40.0000.0408.52
4.3.30.0070.0338.52
4.3.20.0070.0278.52
4.3.10.0000.0338.52
4.3.00.0070.0238.52

preferences:
37.8 ms | 401 KiB | 5 Q