3v4l.org

run code in 300+ PHP versions simultaneously
<?php function makeNav($item) { $ret = '<li><a href="'.$item['url'].'">'.$item['name'].'</a>'.PHP_EOL; if (isset($item['subPgs']) && is_array($item['subPgs']) && count($item['subPgs']) > 0) { $ret .= '<ul>'.PHP_EOL; foreach ($item['subPgs'] as $subPg) { $ret .= makeNav($subPg); } $ret .= '</ul>'.PHP_EOL; } else { $ret .= '</li>'.PHP_EOL; } if (isset($item['subPgs']) && is_array($item['subPgs']) && count($item['subPgs']) > 0) { $ret .= "</li>".PHP_EOL; } return $ret; } $navItems = array( /*array( 'name' => 'Home', 'url' => '#', 'subPgs'=>array() ),*/ array( 'name' => 'Parent', 'url' => '#', 'subPgs' => array( array( 'name' => 'Child', 'url' => '#', 'subPgs' => array( array( 'name' => 'Grand Child', 'url' => '#' ), array( 'name' => 'Grand Child', 'url' => '#', 'subPgs' => array( array( 'name' => 'Grand Child Child', 'url' => '#' ), array( 'name' => 'Grand Child Child', 'url' => '#' ) ) ) ) ), array( 'name' => 'Child', 'url' => '#', 'subPgs' => array( array( 'name' => 'Grand Child', 'url' => '#', 'subPgs' => array( array( 'name' => 'Grand Grand Child', 'url' => '#' ) ) ), array( 'name' => 'Grand Child', 'url' => '#' ) ) ) ) ) ); $nav = '<ul>'; foreach ($navItems as $navItem) { $nav .= makeNav($navItem); } echo $nav.'</ul>'; ?>

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)
8.3.70.0070.00718.31
8.3.60.0180.00018.43
8.3.50.0090.00917.33
8.3.40.0140.00018.67
8.3.30.0150.00618.84
8.3.20.0040.00421.73
8.3.10.0060.00323.66
8.3.00.0070.01021.74
8.2.190.0090.00916.58
8.2.180.0120.00318.30
8.2.170.0040.01122.96
8.2.160.0100.00322.21
8.2.150.0000.01424.18
8.2.140.0050.00324.66
8.2.130.0070.00726.16
8.2.120.0040.00420.69
8.2.110.0110.00020.95
8.2.100.0090.00317.72
8.2.90.0040.00419.21
8.2.80.0030.00517.97
8.2.70.0050.00317.50
8.2.60.0080.00018.04
8.2.50.0040.00418.10
8.2.40.0080.00022.34
8.2.30.0020.00519.25
8.2.20.0040.00418.00
8.2.10.0000.00818.10
8.2.00.0030.00619.93
8.1.280.0110.00725.92
8.1.270.0040.00422.19
8.1.260.0070.00326.35
8.1.250.0000.00728.09
8.1.240.0030.00722.66
8.1.230.0040.00717.83
8.1.220.0000.00817.78
8.1.210.0030.00618.77
8.1.200.0060.00317.23
8.1.190.0000.00817.10
8.1.180.0050.00318.10
8.1.170.0000.00818.58
8.1.160.0000.00718.76
8.1.150.0000.00718.93
8.1.140.0040.00419.11
8.1.130.0070.00017.82
8.1.120.0070.00017.48
8.1.110.0040.00417.46
8.1.100.0040.00417.37
8.1.90.0040.00417.38
8.1.80.0000.00717.44
8.1.70.0000.00717.34
8.1.60.0030.00617.61
8.1.50.0040.00417.39
8.1.40.0000.00817.41
8.1.30.0000.00817.48
8.1.20.0000.00717.48
8.1.10.0070.00017.41
8.1.00.0060.00317.56
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0000.00718.36
8.0.270.0000.00717.25
8.0.260.0030.00317.13
8.0.250.0000.00716.92
8.0.240.0030.00316.97
8.0.230.0000.00716.84
8.0.220.0030.00316.93
8.0.210.0000.00716.80
8.0.200.0060.00016.94
8.0.190.0040.00416.91
8.0.180.0000.00716.79
8.0.170.0030.00616.93
8.0.160.0050.00216.78
8.0.150.0030.00516.89
8.0.140.0050.00216.85
8.0.130.0000.00513.38
8.0.120.0040.00416.88
8.0.110.0080.00016.85
8.0.100.0000.00716.79
8.0.90.0000.00716.95
8.0.80.0150.00016.85
8.0.70.0050.00316.77
8.0.60.0040.00416.76
8.0.50.0000.00716.72
8.0.30.0110.00717.01
8.0.20.0120.01017.40
8.0.10.0060.00316.93
8.0.00.0080.01316.76
7.4.330.0000.00415.55
7.4.320.0000.00616.61
7.4.300.0030.00316.55
7.4.290.0000.00716.54
7.4.280.0040.00416.51
7.4.270.0030.00316.50
7.4.260.0040.00416.48
7.4.250.0070.00016.56
7.4.240.0000.00716.59
7.4.230.0030.00316.49
7.4.220.0000.00816.48
7.4.210.0090.00916.55
7.4.200.0040.00416.50
7.4.160.0080.00816.42
7.4.150.0040.01417.40
7.4.140.0110.00917.86
7.4.130.0140.00316.52
7.4.120.0140.00816.46
7.4.110.0080.00816.50
7.4.100.0170.00716.39
7.4.90.0150.00316.52
7.4.80.0190.00319.39
7.4.70.0080.01616.63
7.4.60.0090.00816.58
7.4.50.0110.00316.65
7.4.40.0120.00916.44
7.4.00.0050.01015.09
7.3.330.0030.00313.39
7.3.320.0050.00313.20
7.3.310.0000.00716.26
7.3.300.0070.00016.41
7.3.290.0080.01116.36
7.3.280.0090.00516.25
7.3.270.0060.01217.40
7.3.260.0080.00916.38
7.3.250.0090.00916.46
7.3.240.0090.00916.42
7.3.230.0030.01316.31
7.3.210.0070.01016.40
7.3.200.0060.01016.66
7.3.190.0050.01116.37
7.3.180.0060.00916.53
7.3.170.0030.01316.38
7.3.160.0030.01216.38
7.3.120.0030.01314.74
7.3.110.0100.00814.86
7.3.100.0060.00714.62
7.3.90.0040.00914.67
7.3.80.0060.00814.95
7.3.70.0050.00614.88
7.3.60.0080.00514.71
7.3.50.0100.00614.82
7.3.40.0080.00614.87
7.3.30.0030.01014.71
7.3.20.0080.00916.83
7.3.10.0060.00816.49
7.3.00.0080.00816.59
7.2.330.0030.01316.40
7.2.320.0070.01016.83
7.2.310.0100.00716.68
7.2.300.0110.00716.61
7.2.290.0070.01016.61
7.2.250.0100.00715.07
7.2.240.0100.01015.18
7.2.230.0020.01414.88
7.2.220.0060.00915.31
7.2.210.0080.00415.11
7.2.200.0080.00815.14
7.2.190.0090.00515.01
7.2.180.0040.00915.14
7.2.170.0050.01015.03
7.2.60.0170.00416.80
7.2.00.0120.01418.10
7.1.330.0030.01015.67
7.1.320.0100.00315.71
7.1.310.0050.00915.84
7.1.300.0050.01015.87
7.1.290.0050.00815.71
7.1.280.0070.00715.87
7.1.270.0050.00915.91
7.1.260.0030.01315.65
7.1.200.0000.01215.88
7.1.120.0100.01316.94
7.1.110.0310.00616.00
7.1.100.0280.00716.19
7.1.90.0240.00016.10
7.1.80.0200.00715.97
7.1.70.0230.01115.46
7.1.60.0350.00633.00
7.1.50.0330.00733.15
7.1.40.0380.01932.57
7.1.30.0200.02032.62
7.1.20.0240.01032.83
7.1.10.0170.00714.73
7.1.00.0150.01214.79

preferences:
19.07 ms | 401 KiB | 5 Q