3v4l.org

run code in 300+ PHP versions simultaneously
<?php $size = 16; $seed = (int)bin2hex(openssl_random_pseudo_bytes($size)); echo $seed;

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)
8.3.60.0150.00618.43
8.3.50.0120.00316.15
8.3.40.0210.00018.70
8.3.30.0060.01018.59
8.3.20.0050.00320.90
8.3.10.0050.00321.73
8.3.00.0040.00419.48
8.2.180.0040.01116.88
8.2.170.0090.01222.96
8.2.160.0030.01020.36
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0000.00722.26
8.2.120.0050.00326.35
8.2.110.0060.00320.35
8.2.100.0160.00017.78
8.2.90.0060.00317.63
8.2.80.0050.00318.92
8.2.70.0100.00017.50
8.2.60.0000.00817.91
8.2.50.0030.00518.07
8.2.40.0000.00818.02
8.2.30.0000.00817.87
8.2.20.0040.00418.03
8.2.10.0000.00717.93
8.2.00.0050.00318.09
8.1.280.0140.00725.92
8.1.270.0000.00723.91
8.1.260.0070.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00322.07
8.1.230.0070.00417.83
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0000.01017.23
8.1.190.0060.00317.23
8.1.180.0000.00718.10
8.1.170.0000.00918.76
8.1.160.0000.00818.68
8.1.150.0050.00218.75
8.1.140.0040.00419.50
8.1.130.0030.00318.80
8.1.120.0030.00317.37
8.1.110.0080.00017.39
8.1.100.0030.00517.30
8.1.90.0040.00417.39
8.1.80.0070.00017.29
8.1.70.0030.00617.29
8.1.60.0040.00417.39
8.1.50.0040.00417.47
8.1.40.0050.00317.54
8.1.30.0040.00417.53
8.1.20.0040.00417.54
8.1.10.0040.00417.57
8.1.00.0040.00417.43
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0030.00318.36
8.0.270.0030.00417.17
8.0.260.0030.00616.71
8.0.250.0030.00516.91
8.0.240.0060.00316.83
8.0.230.0030.00316.98
8.0.220.0000.00716.92
8.0.210.0040.00416.93
8.0.200.0000.00616.98
8.0.190.0050.00316.83
8.0.180.0000.00716.95
8.0.170.0000.00716.89
8.0.160.0000.00716.88
8.0.150.0000.00716.79
8.0.140.0050.00216.82
8.0.130.0030.00313.32
8.0.120.0000.00816.75
8.0.110.0070.00016.87
8.0.100.0050.00216.70
8.0.90.0050.00316.85
8.0.80.0040.01116.95
8.0.70.0080.00016.75
8.0.60.0000.00716.88
8.0.50.0000.00716.82
8.0.30.0110.00617.10
8.0.20.0090.01617.40
8.0.10.0000.00816.89
8.0.00.0170.00017.02
7.4.330.0020.00215.55
7.4.320.0030.00316.54
7.4.300.0000.00716.61
7.4.290.0030.00316.59
7.4.280.0000.00816.48
7.4.270.0040.00416.54
7.4.260.0000.00513.25
7.4.250.0000.00816.47
7.4.240.0030.00316.40
7.4.230.0030.00316.49
7.4.220.0120.00616.61
7.4.210.0000.02116.49
7.4.200.0000.00716.52
7.4.160.0050.01116.44
7.4.150.0100.00717.40
7.4.140.0150.00317.86
7.4.130.0060.01216.58
7.4.120.0080.01116.63
7.3.330.0050.00013.14
7.3.320.0050.00012.98
7.3.310.0000.00616.25
7.3.300.0030.00316.14
7.3.290.0120.00516.26
7.3.280.0090.00716.25
7.3.270.0150.00317.40
7.3.260.0130.00416.35
7.3.250.0130.00616.35
7.3.240.0120.00616.37
7.1.70.2000.01015.54
7.0.20.2070.01014.70
7.0.10.2270.01314.50
7.0.00.2200.01014.76

preferences:
47.61 ms | 401 KiB | 5 Q