3v4l.org

run code in 300+ PHP versions simultaneously
<?php $length = 12; $token = bin2hex(random_bytes($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)
7.4.10.0090.00914.82
7.4.00.0060.01214.74
7.3.130.0030.01414.71
7.3.120.0000.01614.50
7.3.110.0040.00814.85
7.3.100.0000.01514.72
7.3.90.0000.01314.59
7.3.80.0070.00714.84
7.3.70.0000.01014.84
7.3.60.0070.01014.58
7.3.50.0090.00314.82
7.3.40.0030.01314.92
7.3.30.0070.01014.53
7.3.20.0030.01316.65
7.3.10.0000.01316.75
7.3.00.0040.01116.53
7.2.260.0100.01015.21
7.2.250.0070.01114.52
7.2.240.0060.01015.00
7.2.230.0130.00015.09
7.2.220.0090.00614.92
7.2.210.0030.01314.97
7.2.200.0000.01314.97
7.2.190.0070.01014.89
7.2.180.0070.00714.98
7.2.170.0060.00914.86
7.2.160.0040.01114.75
7.2.150.0060.00616.98
7.2.140.0070.01116.82
7.2.130.0030.00716.72
7.2.120.0000.01516.84
7.2.110.0030.01216.59
7.2.100.0040.00816.86
7.2.90.0070.00716.86
7.2.80.0040.01116.67
7.2.70.0060.00316.90
7.2.60.0070.00716.91
7.2.50.0030.01016.56
7.2.40.0100.00316.90
7.2.30.0030.00616.89
7.2.20.0030.01316.81
7.2.10.0130.00016.66
7.2.00.0060.00618.10
7.1.330.0030.01415.79
7.1.320.0090.00615.95
7.1.310.0030.01015.69
7.1.300.0040.00415.56
7.1.290.0000.01815.66
7.1.280.0040.00915.78
7.1.270.0060.00615.72
7.1.260.0080.00815.63
7.1.250.0030.00915.72
7.1.240.0070.00715.81
7.1.230.0060.00615.63
7.1.220.0030.00615.86
7.1.210.0030.01415.96
7.1.200.0030.01315.54
7.1.190.0060.00315.70
7.1.180.0030.01015.80
7.1.170.0040.01115.76
7.1.160.0030.01015.67
7.1.150.0030.00615.73
7.1.140.0050.00515.80
7.1.130.0060.00315.68
7.1.120.0080.00515.91
7.1.110.0000.00915.79
7.1.100.0040.01117.00
7.1.90.0030.01015.84
7.1.80.0080.00815.86
7.1.70.0080.00616.55
7.1.60.0070.01417.43
7.1.50.0110.00816.27
7.1.40.0120.00315.94
7.1.30.0110.00415.74
7.1.20.0000.00915.48
7.1.10.0000.01015.52
7.1.00.0020.04418.89
7.0.330.0000.01215.42
7.0.320.0040.01115.38
7.0.310.0030.00715.50
7.0.300.0040.01115.39
7.0.290.0110.00315.44
7.0.280.0030.01015.12
7.0.270.0060.00615.41
7.0.260.0110.00415.41
7.0.250.0140.00015.30
7.0.240.0030.01015.29
7.0.230.0100.00315.46
7.0.220.0030.00915.45
7.0.210.0070.00715.23
7.0.200.0240.00915.05
7.0.190.0090.00615.41
7.0.180.0080.00815.32
7.0.170.0040.00815.46
7.0.160.0070.00715.38
7.0.150.0140.00015.40
7.0.140.0000.01215.43
7.0.130.0090.00315.35
7.0.120.0040.00415.57
7.0.110.0100.00315.53
7.0.100.0040.00715.37
7.0.90.0100.00315.50
7.0.80.0030.00915.15
7.0.70.0040.00415.58
7.0.60.0070.03818.57
7.0.50.0030.02516.56
7.0.40.0060.04616.96
7.0.30.0120.02216.88
7.0.20.0180.04316.87
7.0.10.0070.02316.73
7.0.00.0050.04716.78
5.6.400.0070.00713.81
5.6.390.0080.00814.39
5.6.380.0030.00714.16
5.6.370.0000.01614.60
5.6.360.0040.00713.96
5.6.350.0070.00714.22
5.6.340.0030.01014.25
5.6.330.0030.00614.12
5.6.320.0130.00313.93
5.6.310.0070.00713.85
5.6.300.0080.00513.95
5.6.290.0000.01614.14
5.6.280.0020.03817.46
5.6.270.0070.00714.45
5.6.260.0100.00314.54
5.6.250.0000.01314.13
5.6.240.0030.01014.45
5.6.230.0100.00714.04
5.6.220.0040.01114.06
5.6.210.0060.03417.25
5.6.200.0030.05016.13
5.6.190.0110.03517.32
5.6.180.0280.04217.35
5.6.170.0150.04617.41
5.6.160.0020.04917.23
5.6.150.0070.04516.40
5.6.140.0060.02516.33
5.6.130.0050.03016.20
5.6.120.0040.04417.82
5.6.110.0080.04417.62
5.6.100.0070.04717.43
5.6.90.0100.04817.72
5.6.80.0130.04017.27
5.6.70.0080.00313.99
5.6.60.0100.00314.15
5.6.50.0090.00614.08
5.6.40.0040.01114.33
5.6.30.0060.00613.98
5.6.20.0030.00614.07
5.6.10.0000.01414.04
5.6.00.0040.01213.96
5.5.380.0000.01514.02
5.5.370.0080.00013.99
5.5.360.0060.00614.18
5.5.350.1400.02517.25
5.5.340.0050.02415.92
5.5.330.0030.04817.06
5.5.320.0070.03017.09
5.5.310.0130.02117.14
5.5.300.0080.02215.97
5.5.290.0090.03916.13
5.5.280.0030.04017.59
5.5.270.0020.03917.58
5.5.260.0100.02017.41
5.5.250.0060.04617.17
5.5.240.0070.03817.21
5.5.230.0000.01013.98
5.5.220.0060.01013.88
5.5.210.0100.00714.00
5.5.200.0040.01113.97
5.5.190.0110.00413.74
5.5.180.0070.00413.87
5.5.170.0030.01014.07
5.5.160.0060.00314.09
5.5.150.0060.00614.20
5.5.140.0030.01014.03
5.5.130.0100.00314.04
5.5.120.0040.01113.80
5.5.110.0070.00713.92
5.5.100.0040.01114.14
5.5.90.0000.00813.94
5.5.80.0040.01113.64
5.5.70.0060.00614.09
5.5.60.0060.00613.88
5.5.50.0030.00614.09
5.5.40.0000.00914.18
5.5.30.0070.00714.13
5.5.20.0040.00714.17
5.5.10.0070.00713.55
5.5.00.0030.01013.95

preferences:
39.86 ms | 401 KiB | 5 Q