3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public $property; public $nullProperty = null; } $t = new Test; var_dump($t->property); var_dump(Test::$property); var_dump($t->nullProperty); var_dump(Test::$nullProperty);

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)
8.3.60.0150.00018.41
8.3.50.0040.01116.22
8.3.40.0140.00718.97
8.3.30.0110.00318.85
8.3.20.0070.00020.34
8.3.10.0040.00421.80
8.3.00.0060.00319.51
8.2.180.0150.00616.63
8.2.170.0070.00722.96
8.2.160.0070.00720.57
8.2.150.0030.00624.18
8.2.140.0000.00724.66
8.2.130.0080.00022.26
8.2.120.0040.00426.35
8.2.110.0070.00322.08
8.2.100.0040.00819.70
8.2.90.0000.00817.72
8.2.80.0040.00419.24
8.2.70.0040.00417.79
8.2.60.0040.00417.80
8.2.50.0040.00418.22
8.2.40.0000.01121.89
8.2.30.0000.00719.28
8.2.20.0000.00817.87
8.2.10.0030.00517.98
8.2.00.0000.00718.17
8.1.280.0110.00725.92
8.1.270.0000.00720.08
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0060.00322.15
8.1.230.0110.00020.88
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0060.00317.35
8.1.180.0040.00418.10
8.1.170.0040.00418.50
8.1.160.0080.00018.89
8.1.150.0050.00220.26
8.1.140.0000.00717.64
8.1.130.0040.00419.02
8.1.120.0050.00317.41
8.1.110.0040.00417.40
8.1.100.0040.00417.23
8.1.90.0040.00417.29
8.1.80.0040.00417.43
8.1.70.0050.00317.48
8.1.60.0030.00517.54
8.1.50.0000.00817.43
8.1.40.0020.00517.53
8.1.30.0070.00017.55
8.1.20.0040.00417.59
8.1.10.0000.00717.62
8.1.00.0000.00817.40
8.0.300.0000.00720.09
8.0.290.0030.00516.63
8.0.280.0000.00718.46
8.0.270.0030.00317.20
8.0.260.0000.00817.22
8.0.250.0040.00416.97
8.0.240.0000.00816.95
8.0.230.0030.00316.99
8.0.220.0030.00316.91
8.0.210.0060.00016.92
8.0.200.0030.00316.89
8.0.190.0030.00516.95
8.0.180.0000.00716.94
8.0.170.0030.00616.95
8.0.160.0000.00716.85
8.0.150.0070.00016.85
8.0.140.0000.00716.81
8.0.130.0030.00313.25
8.0.120.0040.00416.86
8.0.110.0040.00416.88
8.0.100.0040.00416.71
8.0.90.0000.00716.69
8.0.80.0150.00616.91
8.0.70.0080.00016.89
8.0.60.0000.00816.94
8.0.50.0000.00716.92
8.0.30.0120.00817.13
8.0.20.0120.01017.40
8.0.10.0050.00216.88
8.0.00.0090.00916.79
7.4.330.0020.00215.55
7.4.320.0050.00216.55
7.4.300.0050.00316.57
7.4.290.0040.00416.63
7.4.280.0000.00716.41
7.4.270.0030.00316.65
7.4.260.0060.00316.49
7.4.250.0030.00316.57
7.4.240.0030.00316.36
7.4.230.0040.00316.70
7.4.220.0030.00516.62
7.4.210.0050.01216.67
7.4.200.0040.00416.59
7.4.160.0090.01016.46
7.4.150.0030.01417.40
7.4.140.0070.01117.86
7.4.130.0100.01316.47
7.4.120.0120.00616.57
7.4.110.0120.00616.63
7.4.100.0130.00316.34
7.4.90.0130.00316.70
7.4.80.0090.01319.39
7.4.70.0160.00716.52
7.4.60.0080.00816.51
7.4.50.0080.00516.40
7.4.40.0100.00716.66
7.4.00.0040.01314.87
7.3.330.0000.00513.27
7.3.320.0000.00613.17
7.3.310.0030.00316.29
7.3.300.0000.00716.36
7.3.290.0000.00716.17
7.3.280.0050.01116.30
7.3.270.0130.00317.40
7.3.260.0130.00816.48
7.3.250.0090.00816.47
7.3.240.0110.01116.40
7.3.230.0110.00716.48
7.3.210.0000.01616.35
7.3.200.0060.00916.61
7.3.190.0120.00616.37
7.3.180.0110.00416.47
7.3.170.0100.00616.47
7.3.160.0160.00016.44
7.3.120.0120.00814.70
7.3.110.0140.00314.73
7.3.100.0060.01214.63
7.3.90.0030.01614.99
7.3.80.0070.01014.99
7.3.70.0100.01014.69
7.3.60.0040.01214.84
7.3.50.0070.00714.61
7.3.40.0000.01314.79
7.3.30.0060.00314.77
7.3.20.0000.00816.78
7.3.10.0070.00716.52
7.3.00.0110.00416.47
7.2.330.0090.00816.64
7.2.320.0030.01316.62
7.2.310.0140.00416.54
7.2.300.0160.00416.39
7.2.290.0090.01116.76
7.2.250.0050.01415.15
7.2.240.0040.01414.73
7.2.230.0070.01014.65
7.2.220.0070.00414.79
7.2.210.0040.01215.11
7.2.200.0070.01015.02
7.2.190.0160.00014.75
7.2.180.0030.00614.96
7.2.170.0060.00615.01
7.2.80.0000.01316.67
7.2.60.0100.00616.89
7.2.50.0100.00716.81
7.2.10.0710.00818.22
7.2.00.0550.01017.84
7.1.330.0040.01115.61
7.1.320.0100.00315.83
7.1.310.0060.01015.44
7.1.300.0040.01115.65
7.1.290.0030.00615.69
7.1.280.0000.01315.61
7.1.270.0030.00615.54
7.1.260.0040.00415.61
7.1.200.0070.00715.61
7.1.130.0520.00616.75
7.1.120.0450.01116.71
7.1.110.0510.00316.01
7.1.100.0450.01316.13
7.1.90.0530.01416.18
7.1.80.0740.00615.94
7.1.70.0530.00715.45
7.1.60.0750.01333.09
7.1.50.0610.01032.68
7.1.40.0600.01632.69
7.1.30.0870.01332.38
7.1.20.0680.02032.60
7.1.10.0650.00614.65
7.1.00.0350.01015.02

preferences:
61.17 ms | 401 KiB | 5 Q