3v4l.org

run code in 300+ PHP versions simultaneously
<?php $new = new class { public mixed $mixed; }; var_dump($new); var_dump(isset($new->mixed)); var_dump($new->mixed); # kaboom

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)
8.5.10.0100.00816.73
8.5.00.0120.01120.21
8.4.150.0010.00114.05
8.4.140.0120.01017.40
8.4.130.0100.01118.49
8.4.120.0110.00924.05
8.4.110.0150.00720.38
8.4.100.0110.00818.70
8.4.90.0090.01120.65
8.4.80.0100.00920.33
8.4.70.0090.01118.03
8.4.60.0130.00918.84
8.4.50.0120.00418.83
8.4.40.0120.00818.11
8.4.30.0170.00320.73
8.4.20.0140.00717.95
8.4.10.0000.00819.76
8.3.280.0130.00818.43
8.3.270.0120.00816.86
8.3.260.0180.00116.66
8.3.250.0100.01118.88
8.3.240.0130.00517.00
8.3.230.0120.00816.58
8.3.220.0060.00218.80
8.3.210.0090.00918.47
8.3.200.0050.00416.75
8.3.190.0110.00717.09
8.3.180.0110.00816.68
8.3.170.0150.00018.80
8.3.160.0140.00417.06
8.3.150.0070.01118.82
8.3.140.0070.00317.01
8.3.130.0000.00918.65
8.3.120.0120.00818.78
8.3.110.0040.00420.94
8.3.100.0040.00416.74
8.3.90.0080.00623.48
8.3.80.0250.00422.73
8.3.70.0270.00722.51
8.3.60.0230.00922.60
8.3.50.0240.00521.56
8.3.40.0180.00724.23
8.3.30.0210.00923.51
8.3.20.0200.01426.21
8.3.10.0240.00926.21
8.3.00.0240.00326.21
8.2.290.0110.00920.55
8.2.280.0110.00820.53
8.2.270.0100.01017.26
8.2.260.0030.00616.84
8.2.250.0040.00418.48
8.2.240.0160.00320.47
8.2.230.0040.00422.58
8.2.220.0090.00024.06
8.2.210.0090.00926.77
8.2.200.0200.00626.26
8.2.190.0260.00121.67
8.2.180.0130.00721.76
8.2.170.0150.00522.83
8.2.160.0170.00624.87
8.2.150.0210.00226.21
8.2.140.0240.00826.21
8.2.130.0180.01026.21
8.2.120.0240.00926.21
8.2.110.0190.01326.21
8.2.100.0190.00826.21
8.2.90.0250.00726.21
8.2.80.0160.01426.21
8.2.70.0190.00926.21
8.2.60.0230.00526.21
8.2.50.0170.01026.21
8.2.40.0240.00326.21
8.2.30.0150.01226.21
8.2.20.0250.00426.21
8.2.10.0150.01026.21
8.2.00.0170.00626.21
8.1.330.0130.00621.86
8.1.320.0110.00916.37
8.1.310.0040.01117.78
8.1.300.0130.00620.17
8.1.290.0180.00822.82
8.1.280.0250.00526.34
8.1.270.0270.00626.21
8.1.260.0230.00626.21
8.1.250.0230.00826.21
8.1.240.0200.00926.21
8.1.230.0210.00626.21
8.1.220.0180.00926.21
8.1.210.0200.00326.21
8.1.200.0140.00926.21
8.1.190.0170.00626.21
8.1.180.0170.00626.21
8.1.170.0160.00826.21
8.1.160.0160.00626.21
8.1.150.0240.00526.21
8.1.140.0210.00526.21
8.1.130.0370.00726.21
8.1.120.0210.00726.21
8.1.110.0220.00426.21
8.1.100.0180.00826.21
8.1.90.0210.00526.21
8.1.80.0210.00826.21
8.1.70.0190.00726.21
8.1.60.0200.00926.21
8.1.50.0260.00326.21
8.1.40.0220.00626.21
8.1.30.0250.00426.21
8.1.20.0220.00726.21
8.1.10.0200.01226.21
8.1.00.0220.00726.21

preferences:
28.08 ms | 403 KiB | 5 Q