3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** @author: Pavlo Matsura <webxid@ukr.net> */function _dump($str, $exit = false, $var_title = 1, $var_dump = false) {if (!$var_dump) {$buff = print_r($str, true);} else {ob_start();var_dump($str);$buff = ob_get_clean();}$dumps_html = "\nDeBuging Dump\n=============\n# " . $var_title . "\n" . "===================================\n\n" . $buff . "\n" . "===================================\n\n";echo $dumps_html;if ($exit) {exit();}} $rrr = [ 234 => [234,456,578], 657 => [234,456,578], 2354 => [234,456,578], 564 => [234,456,578], ]; _dump(array_keys($rrr)); /* ----------- */

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)
8.3.60.0090.00918.55
8.3.50.0120.00616.39
8.3.40.0150.00018.70
8.3.30.0040.01118.63
8.3.20.0040.00420.25
8.3.10.0050.00223.43
8.3.00.0050.00319.56
8.2.180.0070.01116.50
8.2.170.0110.00422.96
8.2.160.0110.00319.04
8.2.150.0020.00524.18
8.2.140.0030.00524.66
8.2.130.0080.00020.98
8.2.120.0040.00426.35
8.2.110.0030.00720.36
8.2.100.0060.00617.71
8.2.90.0000.00819.23
8.2.80.0000.00817.97
8.2.70.0080.00017.63
8.2.60.0030.00617.80
8.2.50.0050.00318.10
8.2.40.0000.00820.42
8.2.30.0000.00720.99
8.2.20.0040.00418.05
8.2.10.0040.00418.13
8.2.00.0070.00018.05
8.1.280.0070.01025.92
8.1.270.0040.00422.18
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0090.00020.91
8.1.230.0070.00319.22
8.1.220.0030.00617.78
8.1.210.0040.00418.77
8.1.200.0090.00017.23
8.1.190.0030.00617.23
8.1.180.0000.00818.10
8.1.170.0060.00318.43
8.1.160.0030.00519.03
8.1.150.0000.00820.61
8.1.140.0040.00419.49
8.1.130.0030.00318.92
8.1.120.0000.00717.37
8.1.110.0050.00217.32
8.1.100.0040.00417.35
8.1.90.0070.00417.38
8.1.80.0000.00817.46
8.1.70.0060.00317.48
8.1.60.0040.00417.60
8.1.50.0030.00517.51
8.1.40.0040.00817.44
8.1.30.0070.00017.54
8.1.20.0000.00717.55
8.1.10.0040.00417.53
8.1.00.0000.00817.42
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.33
8.0.270.0030.00517.32
8.0.260.0030.00316.82
8.0.250.0000.00716.84
8.0.240.0070.00016.96
8.0.230.0030.00316.80
8.0.220.0040.00416.86
8.0.210.0070.00016.89
8.0.200.0030.00316.87
8.0.190.0000.00916.92
8.0.180.0000.00716.84
8.0.170.0080.00016.93
8.0.160.0000.00716.92
8.0.150.0070.00016.83
8.0.140.0040.00416.89
8.0.130.0000.00513.32
8.0.120.0000.00816.78
8.0.110.0030.00316.96
8.0.100.0070.00016.85
8.0.90.0040.00416.70
8.0.80.0100.00716.78
8.0.70.0040.00416.94
8.0.60.0040.00416.77
8.0.50.0040.00416.78
8.0.30.0110.00717.23
8.0.20.0120.01017.40
8.0.10.0030.00316.83
8.0.00.0070.01016.86
7.4.330.0000.00515.55
7.4.320.0000.00616.51
7.4.300.0000.00616.48
7.4.290.0000.01116.40
7.4.280.0030.00616.51
7.4.270.0000.00716.51
7.4.260.0000.00716.51
7.4.250.0060.00316.44
7.4.240.0030.00316.50
7.4.230.0000.00716.30
7.4.220.0110.00716.70
7.4.210.0030.01016.40
7.4.200.0000.00716.64
7.4.160.0080.00816.51
7.4.150.0130.00317.40
7.4.140.0100.00817.86
7.4.130.0150.00716.53
7.4.120.0070.01116.52
7.4.110.0150.00416.39
7.4.100.0170.01116.63
7.4.90.0140.00316.43
7.4.80.0150.00319.39
7.4.70.0120.00316.55
7.4.60.0130.00316.59
7.4.50.0110.00716.20
7.4.40.0090.00616.46
7.4.30.0100.00716.50
7.4.00.0110.00714.83
7.3.330.0020.00213.34
7.3.320.0000.00613.37
7.3.310.0000.00716.35
7.3.300.0030.00316.38
7.3.290.0070.00616.31
7.3.280.0080.00916.32
7.3.270.0140.00717.40
7.3.260.0080.00816.40
7.3.250.0090.01016.39
7.3.240.0100.00916.51
7.3.230.0120.00616.62
7.3.210.0100.00716.64
7.3.200.0030.01316.40
7.3.190.0070.01016.60
7.3.180.0070.01416.48
7.3.170.0080.00816.68
7.3.160.0030.01316.61
7.2.330.0090.00916.77
7.2.320.0070.01016.67
7.2.310.0030.01316.75
7.2.300.0140.00416.77
7.2.290.0120.00516.87
7.2.90.0380.00714.74
7.2.80.0380.01314.76
7.2.70.0580.00715.04
7.2.60.0450.00614.93
7.2.50.0380.00615.07
7.2.40.0590.00615.02
7.2.30.0370.01014.89
7.2.20.0410.01015.11
7.2.10.0500.01014.92
7.2.00.0420.01014.75
7.1.210.0450.01313.91
7.1.200.0440.00013.82
7.1.190.0760.01013.79
7.1.180.0610.00313.93
7.1.170.0380.00314.07
7.1.160.0420.00013.91
7.1.150.0280.01113.88
7.1.140.0400.00414.03
7.1.130.0610.01013.85
7.1.120.0520.00013.84
7.1.110.0640.00714.05
7.1.100.0580.00313.68
7.1.90.0400.00714.19
7.1.80.0540.00713.98
7.1.70.0530.00313.45
7.1.60.1060.00731.88
7.1.50.0680.01631.87
7.1.40.0640.00631.67
7.1.30.0640.00731.63
7.1.20.0640.00731.74
7.1.10.0460.00713.89
7.1.00.0730.00714.07
7.0.310.0500.01013.30
7.0.300.0480.00613.24
7.0.290.0340.00713.45
7.0.280.0340.00713.22
7.0.270.0300.00713.53
7.0.260.0380.00613.40
7.0.250.1090.00313.71
7.0.240.0510.01013.46
7.0.230.0310.01013.66
7.0.220.0040.00813.71
7.0.210.0170.00313.40
7.0.200.0530.00713.66
7.0.190.0330.00313.45
7.0.180.0160.00013.65
7.0.170.0380.00713.60
7.0.160.0430.00613.43
7.0.150.0640.00313.36
7.0.140.0620.00313.74
7.0.130.0470.00813.66
7.0.120.0790.01013.70
7.0.110.0490.00313.34
7.0.100.0480.00613.71
7.0.90.0490.00813.45
7.0.80.0520.00713.47
7.0.70.0490.00313.70
7.0.60.0860.00613.56
7.0.50.0560.00413.70
7.0.40.0500.00713.71
7.0.30.0450.01013.68
7.0.20.0550.00313.56
7.0.10.0670.01313.70
7.0.00.0580.00013.64

preferences:
49.73 ms | 401 KiB | 5 Q