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) - 1; echo $last; exit; for($i = $first; $i += 1; $i <= $last) { $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)
8.3.60.0120.00618.08
8.3.50.0090.00922.00
8.3.40.0060.00918.79
8.3.30.0140.00018.92
8.3.20.0000.00720.34
8.3.10.0000.00923.70
8.3.00.0040.00422.34
8.2.180.0090.00916.88
8.2.170.0110.00422.96
8.2.160.0110.00422.03
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0120.00319.48
8.2.110.0080.00022.08
8.2.100.0050.00517.91
8.2.90.0000.00919.05
8.2.80.0000.00818.04
8.2.70.0030.00617.50
8.2.60.0000.00818.03
8.2.50.0030.00518.07
8.2.40.0030.00518.22
8.2.30.0040.00418.07
8.2.20.0080.00017.80
8.2.10.0070.00019.53
8.2.00.0040.00417.82
8.1.280.0120.00925.92
8.1.270.0080.00023.79
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.98
8.1.230.0060.00619.04
8.1.220.0000.00817.79
8.1.210.0050.00318.77
8.1.200.0050.00517.48
8.1.190.0040.00417.30
8.1.180.0040.00418.10
8.1.170.0080.00018.66
8.1.160.0050.00321.93
8.1.150.0020.00518.68
8.1.140.0030.00517.50
8.1.130.0040.00417.84
8.1.120.0030.00517.37
8.1.110.0050.00317.34
8.1.100.0000.00717.50
8.1.90.0040.00417.34
8.1.80.0000.00817.52
8.1.70.0030.00317.41
8.1.60.0060.00317.60
8.1.50.0060.00317.41
8.1.40.0000.00817.45
8.1.30.0030.00517.54
8.1.20.0000.00817.54
8.1.10.0070.00017.51
8.1.00.0050.00317.29
8.0.300.0050.00218.77
8.0.290.0040.00417.16
8.0.280.0070.00018.45
8.0.270.0000.00717.27
8.0.260.0000.00816.81
8.0.250.0070.00017.07
8.0.240.0040.00416.93
8.0.230.0000.00717.00
8.0.220.0030.00316.85
8.0.210.0000.00716.89
8.0.200.0030.00316.91
8.0.190.0040.00417.04
8.0.180.0030.00616.95
8.0.170.0090.00016.99
8.0.160.0040.00416.92
8.0.150.0000.00816.94
8.0.140.0040.00416.88
8.0.130.0030.00313.34
8.0.120.0000.00816.89
8.0.110.0040.00416.80
8.0.100.0050.00216.90
8.0.90.0000.00817.08
8.0.80.0060.01516.97
8.0.70.0040.00416.82
8.0.60.0000.00716.92
8.0.50.0030.00517.00
8.0.30.0110.01017.04
8.0.20.0140.00617.40
8.0.10.0040.00416.92
8.0.00.0070.01217.00
7.4.330.0050.00015.16
7.4.320.0030.00316.66
7.4.300.0000.00616.41
7.4.290.0040.00416.59
7.4.280.0000.00716.45
7.4.270.0000.00716.62
7.4.260.0000.00716.50
7.4.250.0000.00716.47
7.4.240.0040.00416.45
7.4.230.0000.00716.50
7.4.220.0090.00916.63
7.4.210.0070.00916.51
7.4.200.0080.00016.60
7.4.190.0000.00716.77
7.4.160.0090.00616.50
7.4.150.0090.00917.40
7.4.140.0140.00317.86
7.4.130.0060.01116.54
7.4.120.0040.01416.67
7.4.110.0160.00016.42
7.4.100.0140.00416.38
7.4.90.0060.01616.62
7.4.80.0130.01016.33
7.4.70.0030.01316.54
7.4.60.0130.00616.33
7.4.50.0030.00316.39
7.4.40.0080.00522.77
7.4.30.0080.00816.59
7.4.00.0090.00814.97
7.3.330.0030.00313.26
7.3.320.0060.00013.20
7.3.310.0030.00316.26
7.3.300.0030.00316.20
7.3.290.0070.01016.30
7.3.280.0100.00616.38
7.3.270.0120.00617.40
7.3.260.0120.00616.41
7.3.250.0090.01416.37
7.3.240.0030.01416.77
7.3.230.0110.00616.39
7.3.210.0130.01016.55
7.3.200.0090.01219.39
7.3.190.0080.00816.36
7.3.180.0090.00916.39
7.3.170.0060.00916.41
7.3.160.0030.01216.49
7.3.120.0050.01014.88
7.3.110.0030.01014.67
7.3.100.0090.00915.00
7.3.90.0040.00714.85
7.3.80.0030.01214.77
7.3.70.0000.01114.90
7.3.60.0030.01014.43
7.3.50.0030.00614.70
7.3.40.0040.00814.65
7.3.30.0030.00914.89
7.3.20.0040.00816.79
7.3.10.0090.00816.54
7.3.00.0050.01116.60
7.2.330.0100.00716.62
7.2.320.0070.01016.69
7.2.310.0130.00816.83
7.2.300.0120.00616.35
7.2.290.0130.00316.74
7.2.250.0090.00614.76
7.2.240.0070.01314.90
7.2.230.0060.00915.07
7.2.220.0030.01014.84
7.2.210.0090.00615.15
7.2.200.0070.00814.97
7.2.190.0040.01215.05
7.2.180.0080.00314.84
7.2.170.0140.00014.93
7.2.130.0000.01416.52
7.2.120.0060.00316.86
7.2.110.0070.00716.68
7.2.100.0060.00616.86
7.2.90.0100.00316.52
7.2.80.0060.00917.02
7.2.70.0090.00617.01
7.2.60.0040.00716.84
7.2.50.0060.00916.70
7.2.40.0030.01016.95
7.2.30.0110.00417.02
7.2.20.0060.00616.83
7.2.10.0060.01017.06
7.2.00.0070.00718.10
7.1.330.0060.01015.72
7.1.320.0030.01015.63
7.1.310.0030.00616.07
7.1.300.0090.00015.62
7.1.290.0030.00915.65
7.1.280.0050.00515.42
7.1.270.0070.00715.63
7.1.260.0060.00615.80
7.1.250.0070.00715.63
7.1.200.0000.01115.89
7.1.100.0070.00718.26
7.1.70.0030.01016.82
7.1.60.0070.01719.24
7.1.50.0240.01034.86
7.1.00.0100.07022.45
7.0.200.0090.00616.80
7.0.140.0030.07321.95
7.0.60.0100.07319.94
7.0.50.0000.08317.88
7.0.40.0130.04720.20
7.0.30.0230.05720.08
7.0.20.0330.04020.16
7.0.10.0200.04720.06
7.0.00.0030.04320.19
5.6.280.0030.07321.15
5.6.210.0130.07020.51
5.6.200.0070.05018.15
5.6.190.0130.06320.77
5.6.180.0270.08320.58
5.6.170.0170.06020.47
5.6.160.0070.08320.44
5.6.150.0070.07718.19
5.6.140.0100.08018.21
5.6.130.0030.04018.29
5.6.120.0070.07721.01
5.6.110.0070.07720.98
5.6.100.0100.08321.02
5.6.90.0070.08320.99
5.6.80.0130.07320.36
5.5.350.0170.05720.47
5.5.340.0100.07318.01
5.5.330.0070.04720.31
5.5.320.0030.04020.20
5.5.310.0130.04020.51
5.5.300.0030.04318.02
5.5.290.0030.07718.09
5.5.280.0030.05020.90
5.5.270.0070.04020.87
5.5.260.0070.05720.86
5.5.250.0030.05720.61
5.5.240.4230.03720.19
5.4.450.0230.07719.54
5.4.440.0330.06319.34
5.4.430.0330.05019.54
5.4.420.0300.07319.45
5.4.410.0330.04319.28
5.4.400.0270.05718.85
5.4.390.0230.07719.22
5.4.380.0300.06319.20
5.4.370.0270.05319.22
5.4.360.0170.05019.00
5.4.350.0230.07019.20
5.4.340.0370.06319.17
5.4.320.0230.09319.31
5.4.310.0330.06319.22
5.4.300.0300.07019.15
5.4.290.0300.07019.24
5.4.280.0170.04719.21
5.4.270.0200.03718.85
5.4.260.0370.04719.20
5.4.250.0170.06018.97
5.4.240.0330.06719.22
5.4.230.0300.06319.13
5.4.220.0230.06719.14
5.4.210.0270.04319.34
5.4.200.0200.06019.16
5.4.190.0300.07019.21
5.4.180.0230.04019.07
5.4.170.0200.07719.23
5.4.160.0230.06719.07
5.4.150.0270.07018.93
5.4.140.0230.06716.32
5.4.130.0170.04316.30
5.4.120.0230.06316.42
5.4.110.0230.04316.54
5.4.100.0170.05016.45
5.4.90.0100.05716.51
5.4.80.0230.05016.54
5.4.70.0270.06316.33
5.4.60.0270.06316.54
5.4.50.0230.04716.43
5.4.40.0170.04016.49
5.4.30.0330.06016.16
5.4.20.0170.07016.55
5.4.10.0270.06716.42
5.4.00.0230.03315.96
5.3.290.0270.07314.71
5.3.280.0270.07014.56
5.3.270.0330.04714.60
5.3.260.0270.07314.68
5.3.250.0230.07314.58
5.3.240.0130.05314.63
5.3.230.0200.05314.52
5.3.220.0170.05714.56
5.3.210.0200.06014.62
5.3.200.0200.04714.48
5.3.190.0300.07014.57
5.3.180.0300.05714.55
5.3.170.0170.05014.68
5.3.160.0230.07714.68
5.3.150.0400.04714.58
5.3.140.0270.04014.48
5.3.130.0270.07314.60
5.3.120.0300.04714.65
5.3.110.0200.05014.46
5.3.100.0300.06313.95
5.3.90.0170.05714.09
5.3.80.0400.04714.00
5.3.70.0230.04314.24
5.3.60.0200.07314.05
5.3.50.0270.05314.02
5.3.40.0170.06013.97
5.3.30.0230.04713.89
5.3.20.0230.06713.66
5.3.10.0270.04713.67
5.3.00.0270.06313.69
5.2.170.0130.04712.09
5.2.160.0170.03712.09
5.2.150.0270.03312.09
5.2.140.0270.04712.09
5.2.130.0230.03312.09
5.2.120.0200.05012.09
5.2.110.0300.05012.09
5.2.100.0170.06012.09
5.2.90.0100.05712.09
5.2.80.0170.04712.09
5.2.70.0170.04012.09
5.2.60.0130.06712.09
5.2.50.0130.06312.09
5.2.40.0170.06012.09
5.2.30.0100.05012.09
5.2.20.0170.05312.09
5.2.10.0170.05012.09
5.2.00.0170.04312.09
5.1.60.0200.03012.09
5.1.50.0330.03712.09
5.1.40.0030.04712.09
5.1.30.0200.05012.09
5.1.20.0200.05312.09
5.1.10.0230.04312.09
5.1.00.0130.05712.09
5.0.50.0130.04312.09
5.0.40.0070.03312.09
5.0.30.0170.05712.09
5.0.20.0130.04012.09
5.0.10.0100.03712.09
5.0.00.0100.05312.09
4.4.90.0100.03312.09
4.4.80.0100.03012.09
4.4.70.0070.03312.09
4.4.60.0100.03712.09
4.4.50.0070.02312.09
4.4.40.0030.05012.09
4.4.30.0100.03312.09
4.4.20.0130.02312.09
4.4.10.0130.03012.09
4.4.00.0100.05312.09
4.3.110.0100.02012.09
4.3.100.0070.02712.09
4.3.90.0070.03712.09
4.3.80.0070.03012.09
4.3.70.0130.03012.09
4.3.60.0100.03012.09
4.3.50.0100.03312.09
4.3.40.0100.05012.09
4.3.30.0070.03012.09
4.3.20.0070.02712.09
4.3.10.0070.03712.09
4.3.00.0100.02312.09

preferences:
48.3 ms | 401 KiB | 5 Q