3v4l.org

run code in 300+ PHP versions simultaneously
<?php function numhash($n) { return (((0x0000FFFF & $n) << 16) + ((0xFFFF0000 & $n) >> 16)); } echo numhash(5); ?>

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)
8.3.40.0100.00718.67
8.3.30.0110.00718.55
8.3.20.0000.00819.00
8.3.10.0000.00820.85
8.3.00.0060.00319.56
8.2.170.0110.00322.96
8.2.160.0030.01018.75
8.2.150.0070.00324.18
8.2.140.0050.00324.66
8.2.130.0070.00019.70
8.2.120.0000.00726.35
8.2.110.0100.00020.52
8.2.100.0090.00319.51
8.2.90.0000.00817.50
8.2.80.0040.00418.73
8.2.70.0050.00317.67
8.2.60.0070.00017.92
8.2.50.0080.00018.10
8.2.40.0000.00821.07
8.2.30.0040.00419.34
8.2.20.0030.00317.90
8.2.10.0050.00317.84
8.2.00.0070.00019.34
8.1.270.0040.00422.05
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0100.00020.46
8.1.230.0100.00022.10
8.1.220.0120.00017.74
8.1.210.0030.00518.77
8.1.200.0000.00817.23
8.1.190.0060.00317.00
8.1.180.0060.00318.10
8.1.170.0040.00418.52
8.1.160.0040.00418.68
8.1.150.0000.00718.77
8.1.140.0030.00617.54
8.1.130.0030.00318.89
8.1.120.0040.00417.33
8.1.110.0050.00217.33
8.1.100.0000.00717.36
8.1.90.0030.00517.33
8.1.80.0040.00417.26
8.1.70.0030.00317.39
8.1.60.0030.00617.38
8.1.50.0040.00717.43
8.1.40.0030.00717.48
8.1.30.0040.00417.57
8.1.20.0000.00717.62
8.1.10.0000.00917.42
8.1.00.0060.00317.31
8.0.300.0040.00418.77
8.0.290.0000.00716.58
8.0.280.0000.00718.43
8.0.270.0030.00317.26
8.0.260.0070.00017.16
8.0.250.0070.00016.96
8.0.240.0000.00716.89
8.0.230.0000.00616.85
8.0.220.0000.00716.76
8.0.210.0000.00616.64
8.0.200.0000.00716.79
8.0.190.0040.00416.76
8.0.180.0000.00916.82
8.0.170.0030.00616.77
8.0.160.0000.00716.78
8.0.150.0080.00016.66
8.0.140.0000.00716.74
8.0.130.0000.00613.26
8.0.120.0040.00416.73
8.0.110.0040.00416.78
8.0.100.0040.00416.72
8.0.90.0000.00716.80
8.0.80.0060.00916.81
8.0.70.0000.00816.55
8.0.60.0040.00416.77
8.0.50.0040.00416.80
8.0.30.0090.00817.03
8.0.20.0100.01117.40
8.0.10.0070.00016.79
8.0.00.0050.01216.68
7.4.330.0030.00315.55
7.4.320.0030.00316.46
7.4.300.0070.00016.60
7.4.290.0070.00016.56
7.4.280.0000.00716.43
7.4.270.0080.00016.42
7.4.260.0030.00316.41
7.4.250.0050.00216.27
7.4.240.0030.00516.45
7.4.230.0030.00416.61
7.4.220.0000.00816.62
7.4.210.0110.00816.46
7.4.200.0000.00716.55
7.4.160.0080.00816.44
7.4.140.0120.00617.86
7.4.130.0060.01616.49
7.4.120.0120.00716.41
7.4.110.0130.01016.51
7.4.100.0080.01016.42
7.4.90.0120.00616.36
7.4.80.0100.01319.39
7.4.70.0060.01016.45
7.4.60.0100.00716.47
7.4.50.0060.01016.29
7.4.40.0070.01016.43
7.4.00.0080.00814.83
7.3.330.0000.00613.16
7.3.320.0000.00613.18
7.3.310.0030.00316.20
7.3.300.0030.00316.17
7.3.290.0070.00016.30
7.3.280.0120.00816.28
7.3.260.0110.00716.38
7.3.240.0070.01216.47
7.3.230.0030.01316.35
7.3.210.0090.01216.23
7.3.200.0070.01016.50
7.3.190.0120.00416.37
7.3.180.0060.01216.41
7.3.170.0090.00616.39
7.3.160.0060.01216.61
7.3.10.0070.00716.63
7.3.00.0060.00616.54
7.2.330.0030.02016.79
7.2.320.0140.00316.71
7.2.310.0140.00916.69
7.2.300.0080.01016.80
7.2.290.0110.01116.62
7.2.130.0060.00816.64
7.2.120.0080.00416.59
7.2.110.0030.01016.81
7.2.100.0140.00016.90
7.2.90.0140.00016.79
7.2.80.0100.00317.03
7.2.70.0040.00716.88
7.2.60.0770.00515.92
7.2.50.2050.00615.95
7.2.40.0090.00816.11
7.2.30.1350.00715.89
7.2.20.0130.00716.05
7.2.10.0100.00716.10
7.2.00.1450.00716.16
7.1.250.0110.00415.85
7.1.200.0000.01515.64
7.1.170.4930.00513.71
7.1.160.0170.00916.59
7.1.150.4510.01116.67
7.1.140.0240.01016.78
7.1.130.3110.01216.50
7.1.120.2360.01316.66
7.1.110.3130.01416.00
7.1.100.3660.01315.64
7.1.90.4180.01116.24
7.1.80.3720.01216.03
7.1.70.3490.01315.31
7.1.60.4570.02433.22
7.1.50.4620.01732.83
7.1.40.5630.01732.72
7.1.30.5560.01732.45
7.1.20.5690.02032.68
7.1.10.5210.01114.54
7.1.00.4490.01314.88

preferences:
51.75 ms | 400 KiB | 5 Q