3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public $string = 'Test String'; public function foo() { echo 'foo' . PHP_EOL; } static function fooStatic() { echo 'static' . PHP_EOL; } } $a = new Test; $b = clone $a; $a->string = 'New Test String'; var_dump($b);

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)
8.3.60.0070.00718.43
8.3.50.0110.00417.92
8.3.40.0120.00318.49
8.3.30.0070.00718.77
8.3.20.0080.00018.68
8.3.10.0050.00321.73
8.3.00.0080.00020.64
8.2.180.0120.00918.42
8.2.170.0110.00822.96
8.2.160.0070.00721.07
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0090.00019.54
8.2.120.0050.00326.35
8.2.110.0030.00619.27
8.2.100.0000.01317.78
8.2.90.0070.00717.38
8.2.80.0000.01019.35
8.2.70.0000.00917.93
8.2.60.0030.00518.09
8.2.50.0060.00318.10
8.2.40.0000.00919.30
8.2.30.0000.00719.14
8.2.20.0080.00317.87
8.2.10.0070.00017.92
8.2.00.0080.00017.50
8.1.280.0140.00325.92
8.1.270.0080.00018.82
8.1.260.0070.01026.35
8.1.250.0080.00628.09
8.1.240.0160.00320.55
8.1.230.0080.00419.61
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0060.00317.22
8.1.180.0140.00018.10
8.1.170.0070.00018.50
8.1.160.0040.00418.82
8.1.150.0000.00718.82
8.1.140.0030.00322.07
8.1.130.0040.00419.94
8.1.120.0040.00417.43
8.1.110.0000.00817.38
8.1.100.0000.00717.40
8.1.90.0000.00717.44
8.1.80.0060.00317.43
8.1.70.0080.00017.38
8.1.60.0060.00317.56
8.1.50.0040.00417.44
8.1.40.0040.00417.43
8.1.30.0030.00617.54
8.1.20.0040.00417.59
8.1.10.0070.00017.55
8.1.00.0040.00417.30
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00818.28
8.0.270.0000.00717.07
8.0.260.0000.00618.23
8.0.250.0000.00716.76
8.0.240.0000.00616.79
8.0.230.0070.00016.86
8.0.220.0030.00316.88
8.0.210.0000.00716.84
8.0.200.0060.00016.88
8.0.190.0030.00316.88
8.0.180.0070.00016.75
8.0.170.0030.00516.87
8.0.160.0000.00716.86
8.0.150.0040.00416.79
8.0.140.0070.00016.82
8.0.130.0000.00613.31
8.0.120.0040.00416.82
8.0.110.0040.00416.79
8.0.100.0000.00716.80
8.0.90.0000.00716.62
8.0.80.0080.00916.82
8.0.70.0050.00216.77
8.0.60.0040.00416.64
8.0.50.0000.00716.79
8.0.30.0090.01317.16
8.0.20.0060.01317.40
8.0.10.0040.00416.88
8.0.00.0080.01116.57
7.4.330.0050.00015.55
7.4.320.0000.00616.34
7.4.300.0030.00316.52
7.4.290.0040.00416.36
7.4.280.0040.00416.57
7.4.270.0000.00716.44
7.4.260.0050.00316.56
7.4.250.0000.00716.36
7.4.240.0060.00316.56
7.4.230.0040.00416.42
7.4.220.0000.00716.34
7.4.210.0060.00916.55
7.4.200.0030.00316.57
7.4.160.0090.00716.36
7.4.140.0130.00617.86
7.4.130.0140.00716.32
7.4.120.0110.00816.41
7.4.110.0190.00416.46
7.4.100.0140.00716.45
7.4.90.0070.01616.48
7.4.80.0090.01219.39
7.4.70.0100.01316.25
7.4.60.0070.01016.24
7.4.50.0090.00916.43
7.4.40.0060.01016.41
7.3.330.0030.00313.20
7.3.320.0000.00513.19
7.3.310.0030.00316.30
7.3.300.0000.00716.30
7.3.290.0030.00316.19
7.3.280.0050.01016.30
7.3.260.0100.01316.28
7.3.240.0110.01016.49
7.3.230.0060.00916.46
7.3.210.0100.01016.30
7.3.200.0040.01516.31
7.3.190.0110.00716.30
7.3.180.0030.01816.33
7.3.170.0050.01516.47
7.3.160.0130.00316.33
7.2.330.0030.01416.66
7.2.320.0190.00816.29
7.2.310.0090.00916.55
7.2.300.0080.00816.49
7.2.290.0120.00416.52

preferences:
63.76 ms | 400 KiB | 5 Q