3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Hoge { const CONST_FOO = 'foo'; public function __construct() { // 定数が存在する場合 print constant('self::CONST_FOO') . PHP_EOL; // PHP8以降では定数が存在しない場合は例外が送出される try { print constant('self::NOT_EXIST'); } catch (Error $e) { print $e->getMessage(); print $e->getTraceAsString(); } } } $obj = new Hoge();

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)
8.3.70.0080.00816.63
8.3.60.0070.01116.63
8.3.50.0170.00318.04
8.3.40.0210.00020.43
8.3.30.0120.00318.89
8.3.20.0040.00424.18
8.3.10.0030.00524.66
8.3.00.0040.00426.16
8.2.190.0040.01116.58
8.2.180.0120.00925.92
8.2.170.0040.01118.95
8.2.160.0110.00322.96
8.2.150.0070.00025.66
8.2.140.0000.00724.66
8.2.130.0070.00026.16
8.2.120.0040.00419.82
8.2.110.0090.00019.08
8.2.100.0070.00417.72
8.2.90.0080.00017.73
8.2.80.0000.00818.18
8.2.70.0040.00417.63
8.2.60.0040.00417.48
8.2.50.0080.00018.05
8.2.40.0080.00018.09
8.2.30.0000.00718.05
8.2.20.0040.00417.94
8.2.10.0080.00021.05
8.2.00.0040.00419.16
8.1.280.0140.00725.92
8.1.270.0080.00023.90
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0050.00322.19
8.1.230.0090.00320.91
8.1.220.0030.00517.74
8.1.210.0030.00518.97
8.1.200.0000.00817.48
8.1.190.0000.00917.23
8.1.180.0040.00418.10
8.1.170.0040.00418.39
8.1.160.0040.00418.93
8.1.150.0000.00718.80
8.1.140.0040.00418.90
8.1.130.0070.00020.12
8.1.120.0070.00317.36
8.1.110.0000.00717.44
8.1.100.0040.00417.45
8.1.90.0030.00317.33
8.1.80.0040.00417.46
8.1.70.0070.00017.49
8.1.60.0000.00817.63
8.1.50.0030.00517.39
8.1.40.0040.00417.50
8.1.30.0000.00717.68
8.1.20.0030.00617.57
8.1.10.0040.00417.64
8.1.00.0070.00417.51
8.0.300.0040.00420.03
8.0.290.0000.00716.75
8.0.280.0000.00818.50
8.0.270.0000.00817.94
8.0.260.0030.00318.35
8.0.250.0000.00716.93
8.0.240.0070.00016.89
8.0.230.0040.00416.95
8.0.220.0030.00317.01
8.0.210.0080.00016.99
8.0.200.0000.00816.91
8.0.190.0070.00016.98
8.0.180.0040.00417.02
8.0.170.0060.00316.95
8.0.160.0030.00516.99
8.0.150.0000.00816.97
8.0.140.0040.00416.89
8.0.130.0060.00013.39
8.0.120.0040.00416.93
8.0.110.0000.00816.91
8.0.100.0060.00317.06
8.0.90.0020.00516.90
8.0.80.0070.00716.88
8.0.70.0040.00416.94
8.0.60.0040.00416.77
8.0.50.0040.00416.92
8.0.30.0060.00916.88
8.0.20.0110.01017.06
8.0.10.0000.00717.04
8.0.00.0060.01416.61
7.4.330.0000.00515.55
7.4.320.0030.00316.53
7.4.300.0000.00816.53
7.4.290.0040.00416.47
7.4.280.0050.00316.64
7.4.270.0000.00716.51
7.4.260.0000.00513.32
7.4.250.0000.00716.51
7.4.240.0030.00316.58
7.4.230.0040.00416.57
7.4.220.0000.00716.53
7.4.210.0090.00816.61
7.4.200.0040.00416.45
7.4.130.0080.01016.42
7.4.120.0150.00316.49
7.4.110.0110.01116.59
7.4.100.0230.00316.25
7.4.90.0100.01116.56
7.4.80.0130.01016.47
7.4.70.0160.01116.45
7.4.60.0070.01716.12
7.4.50.0240.00016.34
7.4.40.0170.00316.19
7.4.30.0150.01216.48
7.4.20.0140.01116.30
7.4.10.0110.01116.42
7.4.00.0070.01316.68
7.3.330.0080.00016.25
7.3.320.0000.00613.25
7.3.310.0030.00316.44
7.3.300.0030.00316.24
7.3.290.0080.00716.36
7.3.260.0130.01016.28
7.3.230.0090.00916.25
7.3.220.0190.00616.36
7.3.210.0120.01216.19
7.3.200.0230.00316.34
7.3.190.0180.00316.38
7.3.180.0100.01416.47
7.3.170.0090.01516.24
7.3.160.0140.00716.48
7.3.150.0130.01316.36
7.3.140.0100.01016.29
7.3.130.0140.01016.38
7.3.120.0210.00316.16
7.3.110.0200.00716.23
7.3.100.0190.00816.22
7.3.90.0170.00716.49
7.3.80.0140.00616.19
7.3.70.0120.01116.15
7.3.60.0150.00616.24
7.3.50.0150.00616.23
7.3.40.0070.01516.29
7.3.30.0100.01816.29
7.3.20.0080.01516.33
7.3.10.0130.01016.25
7.3.00.0140.00916.32
7.2.330.0190.00616.29
7.2.320.0080.01916.38
7.2.310.0100.01016.51
7.2.300.0030.02216.37
7.2.290.0050.01816.48
7.2.280.0140.01016.68
7.2.270.0120.01216.43
7.2.260.0120.01216.42
7.2.250.0130.01216.36
7.2.240.0210.00716.43
7.2.230.0150.01516.34
7.2.220.0130.00916.18
7.2.210.0130.01716.61
7.2.200.0160.00716.42
7.2.190.0150.00716.46
7.2.180.0190.00316.24
7.2.170.0310.00016.36
7.2.160.0180.00916.40
7.2.150.0140.01016.37
7.2.140.0220.01516.42
7.2.130.0180.01216.47
7.2.120.0120.01316.29
7.2.110.0060.01816.43
7.2.100.0130.01316.23
7.2.90.0260.00916.32
7.2.80.0100.02016.58
7.2.70.0140.01416.38
7.2.60.0110.01816.09
7.2.50.0190.00516.27
7.2.40.0200.00316.37
7.2.30.0120.01216.55
7.2.20.0200.00916.20
7.2.10.0110.01416.48
7.2.00.0240.00016.49

preferences:
50.62 ms | 401 KiB | 5 Q