3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,1,3,2,1,3,2,1,3,2,1,2,3,1,2,3); echo implode(" ", $a) . "\n"; $first = 0; $last = sizeof($a); echo $last; for($i = $first; $i += 1; $i < $last) { echo $i . "\n"; //$v = $a[$i]; //echo "Found $v at index $i\n"; if ($v == 1) { // swap($a, $i, $first); } if ($v == 3) { // swap($a, $i, $last); } } echo implode(" ", $a) . "\n"; function swap(&$arr, $k1, $k2) { echo "Swapping $k1 and $k2\n"; $tmp = $arr[$k2]; $arr[$k2] = $arr[$k1]; $arr[$k1] = $tmp; }

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)
8.3.60.0090.02316.47
8.3.50.0200.00818.23
8.3.40.0330.00018.70
8.3.30.0210.00818.63
8.3.20.0130.00318.73
8.3.10.0040.00718.76
8.3.00.0130.00719.38
8.2.180.0150.00416.38
8.2.170.0100.01022.96
8.2.160.0200.00818.96
8.2.150.0040.00724.18
8.2.140.0120.00024.66
8.2.130.0050.00526.16
8.2.120.0130.00419.89
8.2.110.0140.00921.02
8.2.100.0060.00617.84
8.2.90.0070.00717.75
8.2.80.0000.01118.73
8.2.70.0090.00417.63
8.2.60.0000.01218.05
8.2.50.0070.00318.07
8.2.40.0070.00418.22
8.2.30.0060.00317.76
8.2.20.0000.01017.78
8.2.10.0030.00817.88
8.2.00.0030.01017.93
8.1.280.0170.00325.92
8.1.270.0050.00523.99
8.1.260.0170.00426.35
8.1.250.0150.00028.09
8.1.240.0110.00322.43
8.1.230.0150.01020.98
8.1.220.0090.00017.74
8.1.210.0000.01118.77
8.1.200.0100.00317.48
8.1.190.0030.00617.23
8.1.180.0080.00418.10
8.1.170.0050.00918.49
8.1.160.0090.00019.11
8.1.150.0100.00318.57
8.1.140.0130.00017.56
8.1.130.0070.00017.48
8.1.120.0080.00417.55
8.1.110.0080.00017.56
8.1.100.0000.00817.44
8.1.90.0090.00517.40
8.1.80.0070.00017.49
8.1.70.0020.00717.37
8.1.60.0080.00017.63
8.1.50.0040.00717.55
8.1.40.0000.00917.61
8.1.30.0080.00417.64
8.1.20.0030.00617.55
8.1.10.0040.00417.50
8.1.00.0080.00017.45
8.0.300.0000.00719.60
8.0.290.0000.00916.58
8.0.280.0000.00918.29
8.0.270.0040.00417.07
8.0.260.0040.00416.86
8.0.250.0060.00316.78
8.0.240.0050.00316.87
8.0.230.0000.00816.91
8.0.220.0040.01216.90
8.0.210.0060.00316.84
8.0.200.0000.00716.91
8.0.190.0000.01316.96
8.0.180.0080.00816.92
8.0.170.0040.01116.85
8.0.160.0060.00517.01
8.0.150.0030.00616.96
8.0.140.0070.00416.89
8.0.130.0060.00013.45
8.0.120.0110.00516.71
8.0.110.0060.00616.70
8.0.100.0000.01116.86
8.0.90.0000.01116.69
8.0.80.0200.01516.89
8.0.70.0060.00316.85
8.0.60.0030.00616.66
8.0.50.0000.00916.91
8.0.30.0350.02117.05
8.0.20.0400.01817.00
8.0.10.0050.00916.99
8.0.00.0230.01716.67
7.4.330.0030.00312.98
7.4.320.0110.00016.28
7.4.300.0060.00616.50
7.4.290.0070.00016.28
7.4.280.0030.01016.28
7.4.270.0000.01016.46
7.4.260.0040.01613.27
7.4.250.0040.00416.49
7.4.240.0040.00816.41
7.4.230.0040.00816.48
7.4.220.0180.01616.39
7.4.210.0210.01816.46
7.4.200.0040.00916.55
7.4.190.0100.00016.44
7.4.160.0150.00716.29
7.4.150.0380.02216.42
7.4.140.0520.00817.86
7.4.130.0360.02316.40
7.4.120.0470.01016.47
7.4.110.0300.01016.45
7.4.100.0790.00716.29
7.4.90.0350.01616.51
7.4.80.0120.02519.39
7.4.70.0130.02316.44
7.4.60.0210.00916.29
7.4.50.0000.00616.34
7.4.40.0060.01516.20
7.4.30.0270.01716.50
7.4.00.0040.01514.89
7.3.330.0130.01013.24
7.3.320.0120.00913.39
7.3.310.0000.01116.34
7.3.300.0000.01016.32
7.3.290.0120.01516.33
7.3.280.0210.02916.17
7.3.270.0430.01116.40
7.3.260.0180.02216.46
7.3.240.0190.01216.41
7.3.230.0520.01416.24
7.3.210.0390.00816.50
7.3.200.0100.01716.48
7.3.190.0950.03516.48
7.3.180.0320.01416.48
7.3.170.0150.00916.54
7.3.160.0610.01516.52
7.3.120.0100.01314.83
7.2.330.1100.02916.61
7.2.320.0100.01716.53
7.2.310.0320.00716.74
7.2.300.0500.02516.79
7.2.290.0190.01916.73
7.2.60.0140.00416.99
7.2.00.0030.01119.22
7.1.200.0000.01215.73
7.1.100.0060.01017.93
7.1.70.0000.00817.13
7.1.60.0040.01217.45
7.1.50.0130.01317.21
7.0.200.0080.01216.92

preferences:
49.75 ms | 401 KiB | 5 Q