3v4l.org

run code in 500+ PHP versions simultaneously
<?php $fileContents = <<<TEXT 1|2 2|6 3|8 4|3 5|10 TEXT; $_GET['candidate'] = '4'; if (isset($_GET['candidate'])) { $fileContents = preg_replace_callback( '~^' . (int)$_GET['candidate'] . '\|\K\d+~m', function($m) { return ++$m[0]; }, $fileContents ); echo "New total: " . array_sum(preg_match_all('~\|\K\d+~', $fileContents, $m) ? $m[0] : []); echo "\n---\n"; echo $fileContents; //file_put_contents('results.txt', $fileContents); }

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)
8.5.30.0120.00518.79
8.5.20.0120.00619.69
8.5.10.0120.00516.84
8.5.00.0130.00720.16
8.4.180.0110.01220.03
8.4.170.0120.00920.63
8.4.160.0130.01023.80
8.4.150.0100.00317.00
8.4.140.0120.00917.63
8.4.130.0120.00917.92
8.4.120.0060.00320.84
8.4.110.0070.00222.78
8.4.100.0050.00417.95
8.4.90.0140.00818.12
8.4.80.0040.00520.59
8.4.70.0080.00218.20
8.4.60.0100.01118.71
8.4.50.0120.00819.84
8.4.40.0030.00618.10
8.4.30.0160.00320.48
8.4.20.0100.01017.87
8.4.10.0080.00019.60
8.3.300.0120.00820.91
8.3.290.0110.01020.95
8.3.280.0060.00716.33
8.3.270.0110.01216.97
8.3.260.0140.00616.80
8.3.250.0130.00519.05
8.3.240.0120.00916.61
8.3.230.0040.00416.77
8.3.220.0050.00218.92
8.3.210.0070.00816.70
8.3.200.0030.00616.80
8.3.190.0140.00618.67
8.3.180.0110.00818.32
8.3.170.0030.00616.97
8.3.160.0070.01118.53
8.3.150.0160.00317.18
8.3.140.0090.00018.98
8.3.130.0090.00918.46
8.3.120.0160.00318.46
8.3.110.0050.00316.86
8.3.100.0080.00016.97
8.3.90.0040.00426.77
8.3.80.0030.00716.88
8.3.70.0160.00316.63
8.3.60.0040.01118.55
8.3.50.0070.01420.12
8.3.40.0090.00619.09
8.3.30.0160.00018.88
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.300.0110.01018.28
8.2.290.0110.00820.48
8.2.280.0070.01218.76
8.2.270.0070.01116.76
8.2.260.0100.00016.62
8.2.250.0040.00417.54
8.2.240.0030.00618.91
8.2.230.0040.00420.94
8.2.220.0040.00424.06
8.2.210.0120.00626.77
8.2.200.0080.00316.63
8.2.190.0080.00816.63
8.2.180.0200.00325.92
8.2.170.0150.00019.21
8.2.160.0100.00322.96
8.2.150.0080.00025.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00026.16
8.2.110.0000.01122.32
8.2.100.0060.00617.66
8.2.90.0080.00019.08
8.2.80.0000.00817.97
8.2.70.0000.00917.88
8.2.60.0080.00018.03
8.2.50.0040.00418.07
8.2.40.0050.00320.19
8.2.30.0000.00718.04
8.2.20.0000.00719.35
8.2.10.0040.00417.92
8.2.00.0040.00419.33
8.1.340.0110.00917.57
8.1.330.0090.01118.69
8.1.320.0150.00616.50
8.1.310.0120.00616.75
8.1.300.0030.00618.05
8.1.290.0090.00630.84
8.1.280.0070.00725.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0100.00022.64
8.1.230.0070.00717.64
8.1.220.0040.00417.78
8.1.210.0040.00418.77
8.1.200.0000.01017.47
8.1.190.0030.00617.47
8.1.180.0040.00418.10
8.1.170.0030.00618.67
8.1.160.0000.00818.94
8.1.150.0040.00418.83
8.1.140.0000.00917.53
8.1.130.0000.00718.93
8.1.120.0000.00817.65
8.1.110.0040.00417.61
8.1.100.0030.00317.68
8.1.90.0040.00417.64
8.1.80.0000.00917.58
8.1.70.0000.00717.58
8.1.60.0060.00317.79
8.1.50.0050.00317.51
8.1.40.0000.00817.70
8.1.30.0040.00417.71
8.1.20.0030.00517.82
8.1.10.0040.00417.73
8.1.00.0060.00317.72
8.0.300.0040.00418.77
8.0.290.0080.00017.00
8.0.280.0000.00718.47
8.0.270.0050.00218.28
8.0.260.0000.00618.54
8.0.250.0000.00717.20
8.0.240.0040.00417.05
8.0.230.0030.00317.21
8.0.220.0030.00317.14
8.0.210.0040.00417.04
8.0.200.0040.00417.17
8.0.190.0050.00317.14
8.0.180.0070.00017.03
8.0.170.0030.00517.01
8.0.160.0040.00417.05
8.0.150.0000.00717.01
8.0.140.0000.00717.05
8.0.130.0160.00717.05
8.0.120.0180.00016.95
8.0.110.0210.00017.13
8.0.100.0060.00917.00
8.0.90.0110.01117.08
8.0.80.0110.01117.07
8.0.70.0100.01016.94
8.0.60.0140.00617.04
8.0.50.0150.00617.06
8.0.30.0120.00817.02
8.0.20.0160.00417.05
8.0.10.0180.00317.22
8.0.00.0070.00417.10
7.4.330.0030.00315.55
7.4.320.0000.00716.73
7.4.300.0100.00016.66
7.4.290.0050.00216.74
7.4.280.0000.00816.76
7.4.270.0000.00716.80
7.4.260.0180.00316.81
7.4.250.0160.00716.88
7.4.240.0160.00316.79
7.4.230.0200.00316.65
7.4.220.0150.00416.75
7.4.210.0100.01016.84
7.4.200.0120.00616.63
7.4.190.0190.00316.66
7.4.180.0210.00316.91
7.4.160.0220.00016.77
7.4.150.0150.00516.88
7.4.140.0180.00416.66
7.4.130.0170.00516.64
7.4.120.0190.00416.63
7.4.110.0150.00616.74
7.4.100.0220.00016.67
7.4.90.0160.00616.60
7.4.80.0170.00416.70
7.4.70.0150.00616.73
7.4.60.0190.00316.64
7.4.50.0210.00016.62
7.4.40.0120.00916.53
7.4.30.0170.00316.76
7.4.20.0160.00416.66
7.4.10.0170.00516.73
7.4.00.0160.00516.68
7.3.330.0040.00416.60
7.3.320.0180.00516.51
7.3.310.0170.00516.47
7.3.300.0170.00516.64
7.3.290.0160.00816.56
7.3.280.0150.00716.58
7.3.270.0160.00616.62
7.3.260.0160.00516.62
7.3.250.0170.00416.63
7.3.240.0180.00416.48
7.3.230.0150.00816.47
7.3.220.0150.00616.65
7.3.210.0180.00616.39
7.3.200.0200.00416.48
7.3.190.0210.00216.48
7.3.180.0210.00216.46
7.3.170.0190.00316.60
7.3.160.0190.00316.56
7.3.150.0150.00816.37
7.3.140.0170.00516.53
7.3.130.0160.00516.53
7.3.120.0190.00316.40
7.3.110.0190.00316.48
7.3.100.0110.00616.51
7.3.90.0220.00016.84
7.3.80.0200.00016.40
7.3.70.0230.00016.55
7.3.60.0190.00016.49
7.3.50.0210.00216.69
7.3.40.0140.00616.58
7.3.30.0080.00016.51
7.3.20.0040.00418.53
7.3.10.0030.00718.25
7.3.00.0090.00018.30

preferences:
45.69 ms | 1378 KiB | 5 Q