3v4l.org

run code in 300+ PHP versions simultaneously
<?php class TypedInt { public static int $intVar = 0; } $intVar = &TypedInt::$intVar; echo $intVar; // 0 $intVar = 3; echo $intVar; // 3 $intVar = 'x'; // Fatal error: Uncaught TypeError

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)
8.4.140.0060.01517.84
8.4.130.0060.00519.43
8.4.120.0110.00620.78
8.4.110.0110.00918.71
8.4.100.0060.00217.94
8.4.90.0120.00720.71
8.4.80.0130.00619.62
8.4.70.0120.00618.40
8.4.60.0040.00422.13
8.4.50.0100.01018.58
8.4.40.0060.01318.62
8.4.30.0000.01818.78
8.4.20.0030.00617.96
8.4.10.0000.00819.54
8.3.260.0100.00816.69
8.3.250.0080.00718.71
8.3.240.0080.00316.61
8.3.230.0110.00916.91
8.3.220.0090.00718.99
8.3.210.0090.00618.59
8.3.200.0050.00416.53
8.3.190.0070.00118.96
8.3.180.0070.00316.61
8.3.170.0120.00618.87
8.3.160.0140.00318.50
8.3.150.0040.00420.91
8.3.140.0000.00817.27
8.3.130.0110.00418.52
8.3.120.0090.00018.93
8.3.110.0060.00318.37
8.3.100.0080.00016.54
8.3.90.0040.00426.77
8.3.80.0050.00517.97
8.3.70.0060.00918.43
8.3.60.0110.00716.88
8.3.50.0120.00618.57
8.3.40.0130.00722.00
8.3.30.0040.01121.83
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0140.00026.16
8.2.290.0130.00620.35
8.2.280.0090.00820.14
8.2.270.0150.00317.22
8.2.260.0030.00518.52
8.2.250.0080.00016.63
8.2.240.0100.00716.91
8.2.230.0050.00320.94
8.2.220.0030.00624.06
8.2.210.0130.00626.77
8.2.200.0090.00018.54
8.2.190.0120.00618.29
8.2.180.0160.00016.35
8.2.170.0120.00319.08
8.2.160.0110.00422.96
8.2.150.0070.00025.66
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00019.97
8.2.110.0090.01021.74
8.2.100.0070.01419.90
8.2.90.0190.01019.01
8.2.80.0220.00718.84
8.2.70.0250.00718.68
8.2.60.0160.00618.74
8.2.50.0150.00518.85
8.2.40.0130.00418.86
8.2.30.0150.00818.84
8.2.20.0190.00518.84
8.2.10.0150.00319.10
8.2.00.0130.00319.11
8.1.330.0060.00321.96
8.1.320.0140.00516.15
8.1.310.0090.00916.89
8.1.300.0130.00316.30
8.1.290.0050.00530.84
8.1.280.0070.01125.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0110.00618.61
8.1.230.0150.00518.52
8.1.220.0170.00518.51
8.1.210.0080.00819.83
8.1.200.0090.00418.52
8.1.190.0130.00518.31
8.1.180.0130.00818.25
8.1.170.0190.00118.28
8.1.160.0100.00518.72
8.1.150.0100.00320.51
8.1.140.0090.00918.30
8.1.130.0130.00518.43
8.1.120.0070.00618.41
8.1.110.0090.00418.45
8.1.100.0100.00418.41
8.1.90.0100.00318.44
8.1.80.0100.00318.43
8.1.70.0070.00718.68
8.1.60.0180.00418.64
8.1.50.0100.00618.46
8.1.40.0130.00418.76
8.1.30.0070.00518.90
8.1.20.0180.00218.71
8.1.10.0120.00418.88
8.1.00.0110.00318.68
8.0.300.0120.00317.91
8.0.290.0090.00617.91
8.0.280.0110.00217.92
8.0.270.0100.00317.90
8.0.260.0060.00718.25
8.0.250.0130.00218.05
8.0.240.0090.00717.97
8.0.230.0110.00118.20
8.0.220.0130.00417.82
8.0.210.0120.00517.83
8.0.200.0140.00417.88
8.0.190.0130.00317.96
8.0.180.0160.00717.81
8.0.170.0160.00817.89
8.0.160.0140.00517.90
8.0.150.0180.00517.70
8.0.140.0190.00617.64
8.0.130.0140.00618.04
8.0.120.0240.00317.76
8.0.110.0160.00817.98
8.0.100.0200.00317.82
8.0.90.0160.01017.85
8.0.80.0190.00617.74
8.0.70.0170.00417.82
8.0.60.0080.00717.94
8.0.50.0150.00417.75
8.0.30.0130.00318.05
8.0.20.0180.00617.86
8.0.10.0180.00417.96

preferences:
36.27 ms | 403 KiB | 5 Q