3v4l.org

run code in 300+ PHP versions simultaneously
<?php class test1 { } $test1 = new test1(); $test1->foo->bar = 42; var_dump($test1); echo PHP_EOL . PHP_EOL; class test2 { public $foo; } $test2 = new test2(); $test2->foo->bar = 42; var_dump($test2); echo PHP_EOL . PHP_EOL; class test3 { } $test3 = new test3(); $test3->foo->bar['nope'] = 42; var_dump($test3); echo PHP_EOL . PHP_EOL; class test4 { public $foo; } $test4 = new test4(); $test4->foo->bar['nope'] = 42; var_dump($test4); echo PHP_EOL . PHP_EOL;

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)
8.1.130.0070.00018.95
8.1.120.0000.00717.28
8.1.110.0060.00317.42
8.1.100.0050.00317.28
8.1.90.0050.00317.24
8.1.80.0000.00717.27
8.1.70.0070.00017.45
8.1.60.0060.00317.49
8.1.50.0050.00517.54
8.1.40.0030.00517.54
8.1.30.0080.00017.69
8.1.20.0000.00717.47
8.1.10.0040.00417.50
8.1.00.0040.00417.43
8.0.260.0030.00316.81
8.0.250.0070.00017.00
8.0.240.0080.00016.94
8.0.230.0000.00716.84
8.0.220.0030.00316.90
8.0.210.0000.00716.77
8.0.200.0030.00316.98
8.0.190.0100.00016.81
8.0.180.0040.00416.80
8.0.170.0000.00916.91
8.0.160.0040.00416.86
8.0.150.0030.00416.84
8.0.140.0030.00316.83
8.0.130.0000.00513.21
8.0.120.0050.00316.86
8.0.110.0050.00316.68
8.0.100.0040.00416.82
8.0.90.0000.00716.90
8.0.80.0060.00916.84
8.0.70.0070.00016.84
8.0.60.0030.00516.89
8.0.50.0000.00816.71
8.0.30.0180.00816.94
8.0.20.0080.01217.40
8.0.10.0000.00817.07
8.0.00.0090.00916.69
7.4.330.0050.00015.55
7.4.320.0030.00316.52
7.4.300.0060.00016.57
7.4.290.0000.00816.52
7.4.280.0000.00916.52
7.4.270.0000.00716.34
7.4.260.0030.00616.43
7.4.250.0070.00016.50
7.4.240.0040.00416.51
7.4.230.0070.00016.55
7.4.220.0000.00716.27
7.4.210.0030.01316.47
7.4.200.0070.00016.58
7.4.160.0110.00516.47
7.4.150.0070.01117.40
7.4.140.0090.00917.86
7.4.130.0180.00416.72
7.4.120.0090.01016.50
7.4.110.0060.01316.45
7.4.100.0100.00716.43
7.4.90.0110.00716.52
7.4.80.0090.01519.39
7.4.70.0100.01316.52
7.4.60.0070.01016.56
7.4.50.0070.00716.50
7.4.40.0120.00616.55
7.4.00.0000.01615.18
7.3.330.0030.00313.29
7.3.320.0030.00313.18
7.3.310.0000.00716.26
7.3.300.0050.00216.21
7.3.290.0110.00416.33
7.3.280.0060.01016.36
7.3.270.0140.00417.40
7.3.260.0130.00816.50
7.3.250.0070.01416.42
7.3.240.0120.00616.55
7.3.230.0140.00316.36
7.3.210.0040.01416.22
7.3.200.0130.01016.56
7.3.190.0030.01316.43
7.3.180.0060.01016.35
7.3.170.0120.00416.40
7.3.160.0160.00616.55
7.2.330.0090.00916.69
7.2.320.0110.00716.72
7.2.310.0110.00716.59
7.2.300.0090.01216.40
7.2.290.0080.01016.77
7.2.60.0090.00316.82
7.2.20.0770.00717.77
7.2.10.0460.01218.14
7.2.00.0490.01318.07
7.1.200.0140.00015.81
7.1.140.0500.01316.86
7.1.130.0510.01216.90
7.1.120.0450.01817.00
7.1.110.0530.01116.38
7.1.100.0450.01015.96
7.1.90.0320.01716.00
7.1.80.0060.01915.77
7.1.70.0170.01114.99
7.1.60.0370.01033.13
7.1.50.0640.01032.90
7.1.40.0570.01732.56
7.1.30.0740.01532.41
7.1.20.0570.01232.87
7.1.10.0370.01414.72
7.1.00.0670.01515.00

preferences:
12.44 ms | 406 KiB | 5 Q