3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bytes = random_bytes(5.5); var_dump(bin2hex($bytes));

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)
7.4.00.0090.00914.89
7.3.120.0030.01414.43
7.3.110.0040.01414.33
7.3.100.0090.00914.75
7.3.90.0090.00614.59
7.3.80.0040.01514.62
7.3.70.0070.00714.45
7.3.60.0000.01314.76
7.3.50.0130.00014.58
7.3.40.0040.00714.43
7.3.30.0000.01514.77
7.3.20.0070.00716.73
7.3.10.0030.00916.49
7.3.00.0090.00916.71
7.2.250.0060.01014.77
7.2.240.0180.00014.97
7.2.230.0060.00815.13
7.2.220.0070.01014.96
7.2.210.0040.01414.74
7.2.200.0000.01214.87
7.2.190.0070.01014.99
7.2.180.0000.01014.79
7.2.170.0030.01014.69
7.2.160.0030.01314.78
7.2.150.0060.00616.68
7.2.140.0030.01016.92
7.2.130.0140.00316.95
7.2.120.0030.00916.72
7.2.110.0000.00916.73
7.2.100.0030.01316.87
7.2.90.0030.00916.79
7.2.80.0060.00316.68
7.2.70.0090.00716.97
7.2.60.0060.01016.72
7.2.50.0030.00716.88
7.2.40.0090.00616.46
7.2.30.0090.00916.51
7.2.20.0070.01016.73
7.2.10.0060.00916.51
7.2.00.0070.00617.90
7.1.330.0060.01015.78
7.1.320.0070.01015.46
7.1.310.0060.00315.75
7.1.300.0060.00615.69
7.1.290.0030.01315.75
7.1.280.0030.01015.55
7.1.270.0090.00615.78
7.1.260.0120.00015.92
7.1.250.0070.00715.44
7.1.240.0030.00615.75
7.1.230.0080.00615.45
7.1.220.0060.00615.62
7.1.210.0100.00315.73
7.1.200.0070.00515.69
7.1.190.0070.00715.56
7.1.180.0060.00615.43
7.1.170.0070.00715.74
7.1.160.0070.00715.83
7.1.150.0050.00515.85
7.1.140.0000.01415.83
7.1.130.0040.00815.77
7.1.120.0080.00815.86
7.1.110.0030.01015.73
7.1.100.0090.00516.84
7.1.90.0060.01015.79
7.1.80.0140.00015.80
7.1.70.0040.00716.43
7.1.60.0100.00617.57
7.1.50.0050.00716.22
7.1.40.0030.01015.68
7.1.30.0040.01115.63
7.1.20.0040.01115.65
7.1.10.0150.00015.70
7.1.00.0060.03819.13
7.0.330.0070.00715.32
7.0.320.0070.00715.39
7.0.310.0030.01015.29
7.0.300.0060.00315.41
7.0.290.0000.01015.03
7.0.280.0070.00715.08
7.0.270.0070.01115.55
7.0.260.0090.00315.31
7.0.250.0030.01015.20
7.0.240.0070.00315.46
7.0.230.0070.00715.32
7.0.220.0060.00915.34
7.0.210.0030.01015.31
7.0.200.0050.00715.85
7.0.190.0070.00715.24
7.0.180.0040.01115.47
7.0.170.0040.01115.21
7.0.160.0070.00715.32
7.0.150.0060.00615.46
7.0.140.0000.01315.48
7.0.130.0070.00415.36
7.0.120.0030.01415.02
7.0.110.0030.01015.50
7.0.100.0030.00915.35
7.0.90.0000.01515.37
7.0.80.0090.00315.36
7.0.70.0100.00315.27
7.0.60.0120.03317.63
7.0.50.0070.03716.58
7.0.40.0120.04016.79
7.0.30.0210.03216.61
7.0.20.0100.03016.79
7.0.10.0000.03216.82
7.0.00.0020.03816.73
5.6.400.0030.01113.70
5.6.390.0040.00714.14
5.6.380.0060.00914.25
5.6.370.0040.01113.79
5.6.360.0060.01014.08
5.6.350.0000.01414.46
5.6.340.0120.00614.10
5.6.330.0030.01614.10
5.6.320.0100.00314.27
5.6.310.0000.01414.28
5.6.300.0060.01214.32
5.6.290.0030.01014.00
5.6.280.0090.01817.55
5.6.270.0040.01114.22
5.6.260.0040.00414.07
5.6.250.0080.00814.22
5.6.240.0030.01014.06
5.6.230.0110.00414.23
5.6.220.0100.00313.99
5.6.210.0010.02417.19
5.6.200.0030.03016.13
5.6.190.0040.05117.42
5.6.180.0320.03417.46
5.6.170.0210.03817.38
5.6.160.0030.04117.40
5.6.150.0050.02716.19
5.6.140.0010.02616.12
5.6.130.0070.04716.09
5.6.120.0070.03917.60
5.6.110.0050.04917.39
5.6.100.0050.04717.48
5.6.90.0050.04717.56
5.6.80.0050.03617.29
5.6.70.0040.01113.89
5.6.60.0030.00714.09
5.6.50.0000.01413.89
5.6.40.0050.00814.32
5.6.30.0080.00813.90
5.6.20.0030.00614.23
5.6.10.0030.01313.89
5.6.00.0100.00613.71
5.5.380.0040.01114.27
5.5.370.0030.01013.98
5.5.360.0000.01614.01
5.5.350.0020.04717.16
5.5.340.0070.03215.78
5.5.330.0080.03617.20
5.5.320.0890.03017.13
5.5.310.0100.03117.22
5.5.300.0110.02515.87
5.5.290.0070.04715.91
5.5.280.0030.04717.48
5.5.270.0020.04417.41
5.5.260.0020.02817.57
5.5.250.0040.03817.28
5.5.240.0150.03816.91
5.5.230.0000.01513.84
5.5.220.0060.00613.72
5.5.210.0040.01114.20
5.5.200.0030.01013.77
5.5.190.0030.01013.85
5.5.180.0040.01113.98
5.5.170.0070.00714.02
5.5.160.0040.01214.02
5.5.150.0100.00713.58
5.5.140.0030.00914.22
5.5.130.0060.00913.77
5.5.120.0090.00313.95
5.5.110.0030.01213.78
5.5.100.0100.00314.11
5.5.90.0070.00713.75
5.5.80.0070.01013.66
5.5.70.0090.00614.10
5.5.60.0080.00413.74
5.5.50.0120.00414.19
5.5.40.0030.01214.04
5.5.30.0120.00014.16
5.5.20.0110.00313.99
5.5.10.0000.01514.15
5.5.00.0070.00313.93
5.4.450.0180.03215.21
5.4.440.0190.03115.29
5.4.430.0180.02815.26
5.4.420.0120.03215.23
5.4.410.0200.03515.13
5.4.400.0150.02815.09
5.4.390.0110.03514.88
5.4.380.0160.02814.96
5.4.370.0150.03014.86
5.4.360.0170.02514.88
5.4.350.0150.03215.13
5.4.340.0180.03215.09
5.4.330.0130.00010.98
5.4.320.0170.02815.05
5.4.310.0130.03014.89
5.4.300.0100.03115.10
5.4.290.0110.03315.12
5.4.280.0120.03415.06
5.4.270.0220.02415.13
5.4.260.0180.03215.15
5.4.250.0110.03314.88
5.4.240.0070.03515.13
5.4.230.0160.03915.06
5.4.220.0130.03315.14
5.4.210.0090.03014.98
5.4.200.0120.03015.05
5.4.190.0120.03415.14
5.4.180.0170.02814.97
5.4.170.0130.03315.10
5.4.160.0150.02615.08
5.4.150.0170.03014.94
5.4.140.0080.03413.71
5.4.130.0100.03013.63
5.4.120.0080.03213.63
5.4.110.0150.02513.72
5.4.100.0200.03013.73
5.4.90.0060.03813.76
5.4.80.0100.02813.76
5.4.70.0050.02513.68
5.4.60.0120.02513.67
5.4.50.0020.02213.70
5.4.40.0130.02713.57
5.4.30.0120.02213.63
5.4.20.0180.03313.67
5.4.10.0180.03713.69
5.4.00.0000.01010.98

preferences:
27.47 ms | 401 KiB | 5 Q