3v4l.org

run code in 300+ PHP versions simultaneously
<?php $length = 36; $token = bin2hex(random_bytes($length)); echo $token;

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)
7.3.00.0130.00716.33
7.2.130.0090.00616.59
7.2.120.0100.00616.90
7.2.110.0030.01016.73
7.2.100.0100.00716.84
7.2.90.0090.00916.82
7.2.80.0070.01416.67
7.2.70.0060.01316.82
7.2.60.0120.00516.82
7.2.50.0140.00716.64
7.2.40.0190.00416.94
7.2.30.0110.00716.82
7.2.20.0110.00916.77
7.2.10.0100.01016.88
7.2.00.0110.00618.20
7.1.250.0120.00415.55
7.1.240.0130.00315.63
7.1.230.0090.00915.54
7.1.220.0070.00715.82
7.1.210.0120.00615.57
7.1.200.0090.00615.69
7.1.190.0070.01015.71
7.1.180.0050.01315.70
7.1.170.0150.00315.75
7.1.160.0140.00715.90
7.1.150.0150.00515.61
7.1.140.0120.00615.53
7.1.130.0090.00615.80
7.1.120.0140.00715.36
7.1.110.0110.01215.71
7.1.100.0110.00917.03
7.1.90.0180.00715.77
7.1.80.0140.01115.57
7.1.70.0080.00916.49
7.1.60.0130.00917.51
7.1.50.0130.00316.35
7.1.40.0070.01515.81
7.1.30.0000.01715.74
7.1.20.0130.00615.81
7.1.10.0140.00715.75
7.1.00.0080.04419.01
7.0.330.0070.00715.25
7.0.320.0110.00715.25
7.0.310.0060.00915.20
7.0.300.0090.00615.52
7.0.290.0160.00015.48
7.0.280.0100.00315.54
7.0.270.0170.00015.25
7.0.260.0140.00715.28
7.0.250.0120.00615.12
7.0.240.0180.00715.25
7.0.230.0070.01415.15
7.0.220.0140.01115.38
7.0.210.0160.00515.27
7.0.200.0200.00915.23
7.0.190.0110.01515.55
7.0.180.0030.01415.11
7.0.170.0210.00615.33
7.0.160.0100.01015.35
7.0.150.0070.01115.52
7.0.140.0120.00615.38
7.0.130.0170.00415.27
7.0.120.0120.00615.06
7.0.110.0130.00515.49
7.0.100.0080.01315.39
7.0.90.0140.00515.54
7.0.80.0150.00415.44
7.0.70.0140.00715.36
7.0.60.0130.03518.65
7.0.50.0100.04216.59
7.0.40.0040.03416.87
7.0.30.0090.02616.64
7.0.20.0310.03816.78
7.0.10.0080.02416.88
7.0.00.0110.04316.85
5.6.380.0030.00914.11
5.6.370.0070.01014.21
5.6.360.0090.00314.37
5.6.350.0040.01313.92
5.6.340.0200.00314.27
5.6.330.0050.01413.74
5.6.320.0100.01014.31
5.6.310.0040.01314.10
5.6.300.0060.00913.94
5.6.290.0170.00014.13
5.6.280.0040.03017.41
5.6.270.0080.00514.11
5.6.260.0100.00613.94
5.6.250.0080.00413.91
5.6.240.0070.00614.24
5.6.230.0060.00713.89
5.6.220.0040.01114.06
5.6.210.0100.04317.43
5.6.200.0150.04016.05
5.6.190.0110.04217.31
5.6.180.0270.04217.47
5.6.170.0230.03917.35
5.6.160.0110.02017.15
5.6.150.0020.04216.07
5.6.140.0120.03715.97
5.6.130.0030.04716.11
5.6.120.0070.04317.75
5.6.110.0050.04017.46
5.6.100.0110.03317.65
5.6.90.0000.04117.37
5.6.80.0040.03717.16
5.6.70.0080.00413.96
5.6.60.0060.00314.03
5.6.50.0030.00913.93
5.6.40.0040.00713.83
5.6.30.0070.00414.04
5.6.20.0040.00713.71
5.6.10.0040.00814.06
5.6.00.0040.00713.96
5.5.380.0060.00310.99
5.5.370.0070.00010.90
5.5.360.0070.00011.05
5.5.350.0120.02515.64
5.5.340.0000.02714.51
5.5.330.0050.03615.52
5.5.320.0150.03815.51
5.5.310.0100.02315.60
5.5.300.0050.02614.45
5.5.290.0060.02914.47
5.5.280.0050.02115.88
5.5.270.0000.02615.82
5.5.260.0030.02515.89
5.5.250.0080.03315.79
5.5.240.0150.04015.57
5.5.230.0030.00310.90
5.5.220.0050.00510.90
5.5.210.0000.00910.90
5.5.200.0000.00810.90
5.5.190.0090.00010.90
5.5.180.0030.00610.90
5.5.170.0030.00310.90
5.5.160.0000.00710.90
5.5.150.0000.00610.90
5.5.140.0000.00810.90
5.5.130.0040.00410.90
5.5.120.0070.00010.90
5.5.110.0090.00310.90
5.5.100.0030.00610.90
5.5.90.0060.00010.90
5.5.80.0030.00610.90
5.5.70.0030.00310.90
5.5.60.0070.00310.90
5.5.50.0080.00310.90
5.5.40.0000.00710.90
5.5.30.0060.00010.90
5.5.20.0090.00310.90
5.5.10.0090.00010.90
5.5.00.0000.00710.90

preferences:
39.81 ms | 401 KiB | 5 Q