3v4l.org

run code in 300+ PHP versions simultaneously
<?php $wtf = openssl_random_pseudo_bytes ( 5 , $cryptoStrong = false ); var_dump(bin2hex($wtf), $cryptoStrong);

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)
8.3.60.0040.01416.50
8.3.50.0090.00821.91
8.3.40.0200.00018.66
8.3.30.0110.00419.09
8.3.20.0060.00320.16
8.3.10.0050.00323.68
8.3.00.0000.00820.79
8.2.180.0140.00716.50
8.2.170.0150.00622.96
8.2.160.0040.01120.39
8.2.150.0000.00724.18
8.2.140.0070.00024.66
8.2.130.0110.00326.16
8.2.120.0080.00020.78
8.2.110.0090.00022.30
8.2.100.0000.01119.45
8.2.90.0030.00519.05
8.2.80.0030.00517.97
8.2.70.0080.00417.25
8.2.60.0080.00417.80
8.2.50.0030.00618.07
8.2.40.0040.00421.07
8.2.30.0040.00418.13
8.2.20.0000.00717.73
8.2.10.0050.00317.98
8.2.00.0050.00317.72
8.1.280.0070.01125.92
8.1.270.0050.00323.92
8.1.260.0120.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00322.05
8.1.230.0000.01118.98
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0030.00617.10
8.1.180.0060.00318.10
8.1.170.0040.00418.27
8.1.160.0040.00421.98
8.1.150.0030.00618.40
8.1.140.0000.00817.32
8.1.130.0000.00717.80
8.1.120.0070.00017.36
8.1.110.0070.00017.32
8.1.100.0000.00817.29
8.1.90.0040.00417.36
8.1.80.0000.00717.19
8.1.70.0000.00717.24
8.1.60.0080.00017.41
8.1.50.0000.00817.51
8.1.40.0060.00317.41
8.1.30.0040.00417.48
8.1.20.0080.00017.61
8.1.10.0040.00417.46
8.1.00.0050.00317.41
8.0.300.0000.00818.77
8.0.290.0070.00017.05
8.0.280.0070.00018.25
8.0.270.0040.00417.02
8.0.260.0000.00617.12
8.0.250.0070.00016.86
8.0.240.0040.00416.97
8.0.230.0030.00316.80
8.0.220.0030.00316.90
8.0.210.0000.00716.81
8.0.200.0030.00316.83
8.0.190.0000.00716.95
8.0.180.0030.00716.79
8.0.170.0040.00416.86
8.0.160.0030.00416.76
8.0.150.0030.00316.77
8.0.140.0000.00716.73
8.0.130.0000.00713.31
8.0.120.0050.00216.88
8.0.110.0000.00716.87
8.0.100.0040.00416.90
8.0.90.0050.00216.91
8.0.80.0120.00816.76
8.0.70.0040.00416.86
8.0.60.0030.00316.91
8.0.50.0040.00416.69
8.0.30.0120.00916.98
8.0.20.0110.00717.40
8.0.10.0040.00416.95
8.0.00.0100.00816.79
7.4.330.0050.00015.00
7.4.320.0030.00316.24
7.4.300.0000.00616.55
7.4.290.0050.00216.43
7.4.280.0040.00416.41
7.4.270.0030.00316.34
7.4.260.0030.00616.32
7.4.250.0030.00316.46
7.4.240.0050.00316.50
7.4.230.0000.00716.52
7.4.220.0090.00916.45
7.4.210.0050.01016.40
7.4.200.0000.00816.25
7.4.190.0030.00316.34
7.4.160.0040.01116.34
7.4.150.0160.00717.40
7.4.140.0080.01017.86
7.4.130.0080.00816.40
7.4.120.0110.00616.42
7.4.110.0110.00816.41
7.4.100.0080.00816.62
7.4.90.0160.00016.55
7.4.80.0100.00719.39
7.4.70.0110.00616.66
7.4.60.0030.01316.32
7.4.50.0000.00916.36
7.4.40.0060.01016.50
7.4.30.0070.01016.75
7.4.00.0060.00615.05
7.3.330.0020.00213.18
7.3.320.0050.00013.18
7.3.310.0050.00316.18
7.3.300.0000.00716.20
7.3.290.0060.01316.24
7.3.280.0110.00716.22
7.3.270.0030.01417.40
7.3.260.0120.01216.35
7.3.250.0100.00716.50
7.3.240.0140.00616.52
7.3.230.0110.00716.48
7.3.210.0060.01216.31
7.3.200.0130.00619.39
7.3.190.0200.00316.20
7.3.180.0090.01116.27
7.3.170.0140.00316.41
7.3.160.0000.01516.30
7.3.120.0070.00714.48
7.3.10.0060.00616.63
7.3.00.0120.00416.73
7.2.330.0070.01016.50
7.2.320.0110.01216.24
7.2.310.0080.00816.59
7.2.300.0090.00816.21
7.2.290.0170.00616.54
7.2.130.0040.01116.50
7.2.120.0040.01116.90
7.2.110.0080.00416.73
7.2.100.0080.00016.84
7.2.90.0040.01216.49
7.2.80.0030.01016.46
7.2.70.0030.01016.68
7.2.60.0000.01416.48
7.2.50.0040.00816.82
7.2.40.0110.00716.91
7.2.30.0070.00716.99
7.2.20.0130.00316.89
7.2.10.0080.00316.87
7.2.00.0050.00917.96
7.1.250.0030.00615.36
7.1.70.0040.00717.25
7.1.60.0060.01519.46
7.1.50.0090.01316.76
7.1.00.0000.08022.57
7.0.200.0060.00316.70
7.0.140.0070.07022.18
7.0.60.0200.07719.82
7.0.50.0170.07017.81
7.0.40.0070.04320.25
7.0.30.0270.08020.00
7.0.20.0330.04320.00
7.0.10.0030.04319.98
7.0.00.0170.05020.01
5.6.280.0100.06021.06
5.6.210.0100.07020.53
5.6.200.0030.08318.18
5.6.190.0100.05020.43
5.6.180.0170.05020.63
5.6.170.0300.07320.77
5.6.160.0170.08320.46
5.6.150.0100.05718.29
5.6.140.0100.07718.27
5.6.130.0030.05718.15
5.6.120.0030.04720.89
5.6.110.0130.07721.04
5.6.100.0070.08721.00
5.6.90.0130.07720.99
5.6.80.0200.06320.45
5.5.350.0170.07020.48
5.5.340.0130.07317.98
5.5.330.0100.08320.41
5.5.320.0230.05720.18
5.5.310.0330.07720.56
5.5.300.0170.06317.98
5.5.290.0030.08317.98
5.5.280.0000.07720.92
5.5.270.0100.08320.76
5.5.260.0130.06320.82
5.5.250.0130.08020.65
5.5.240.0330.04020.36
5.4.450.0270.04719.41
5.4.440.0500.04019.41
5.4.430.0200.05719.48
5.4.420.0370.03719.38
5.4.410.0370.04750.62
5.4.400.0370.03345.51
5.4.390.0170.04341.74
5.4.380.0300.06718.74
5.4.370.0270.05718.50
5.4.360.0370.05718.73
5.4.350.0270.06318.62
5.4.340.0400.04718.76
5.4.320.0110.03312.45
5.4.310.0090.03612.45
5.4.300.0110.04912.45
5.4.290.0080.05612.45
5.4.280.0130.04612.34
5.4.270.0110.04912.34
5.4.260.0060.05712.34
5.4.250.0060.05712.35
5.4.240.0100.05212.35
5.4.230.0070.05612.34
5.4.220.0080.05412.34
5.4.210.0090.05212.34
5.4.200.0070.04412.34
5.4.190.0080.04712.34
5.4.180.0100.05112.34
5.4.170.0120.05112.35
5.4.160.0110.05112.34
5.4.150.0070.05012.34
5.4.140.0050.04612.02
5.4.130.0060.04912.01
5.4.120.0190.07011.97
5.4.110.0130.05511.96
5.4.100.0150.09011.96
5.4.90.0110.06411.96
5.4.80.0040.05211.96
5.4.70.0060.03811.96
5.4.60.0070.03911.96
5.4.50.0040.05111.96
5.4.40.0060.05311.95
5.4.30.0080.05411.95
5.4.20.0060.05811.95
5.4.10.0050.06011.95
5.4.00.0100.05511.44
5.3.290.0070.04012.80
5.3.280.0080.05812.71
5.3.270.0070.05912.73
5.3.260.0100.05712.71
5.3.250.0080.05712.72
5.3.240.0050.05912.72
5.3.230.0110.05212.71
5.3.220.0090.05712.68
5.3.210.0110.05612.68
5.3.200.0090.05412.68
5.3.190.0100.05212.68
5.3.180.0130.05212.68
5.3.170.0170.04812.67
5.3.160.0180.05012.67
5.3.150.0210.05812.68
5.3.140.0170.04312.66
5.3.130.0090.05412.66
5.3.120.0160.05912.66
5.3.110.0090.05412.66
5.3.100.0080.05012.12
5.3.90.0040.05412.08
5.3.80.0070.05312.08
5.3.70.0050.05012.07
5.3.60.0070.04712.07
5.3.50.0080.04412.00
5.3.40.0070.05312.00
5.3.30.0100.04811.95
5.3.20.0160.04511.73
5.3.10.0080.05411.69
5.3.00.0110.05111.68
5.2.170.0090.0449.18
5.2.160.0070.0449.18
5.2.150.0030.0499.18
5.2.140.0100.0439.18
5.2.130.0070.0449.14
5.2.120.0070.0439.14
5.2.110.0070.0429.15
5.2.100.0090.0409.14
5.2.90.0070.0449.14
5.2.80.0050.0489.14
5.2.70.0080.0469.14
5.2.60.0150.0589.09
5.2.50.0070.0429.06
5.2.40.0060.0369.04
5.2.30.0120.0369.01
5.2.20.0010.0369.00
5.2.10.0050.0388.92
5.2.00.0070.0378.77
5.1.60.0060.0338.07
5.1.50.0070.0268.06
5.1.40.0050.0358.04
5.1.30.0050.0378.39
5.1.20.0090.0358.41
5.1.10.0060.0358.14
5.1.00.0110.0318.14
5.0.50.0040.0296.62
5.0.40.0050.0286.47
5.0.30.0070.0776.29
5.0.20.0050.0376.26
5.0.10.0110.0246.24
5.0.00.0180.0956.23
4.4.90.0050.0224.78
4.4.80.0040.0224.75
4.4.70.0040.0214.75
4.4.60.0050.0204.75
4.4.50.0030.0224.77
4.4.40.0060.0324.71
4.4.30.0050.0214.76
4.4.20.0060.0204.84
4.4.10.0080.0184.85
4.4.00.0050.0294.76
4.3.110.0060.0184.67
4.3.100.0040.0194.66
4.3.90.0050.0184.64
4.3.80.0110.0474.58
4.3.70.0030.0214.63
4.3.60.0070.0184.63
4.3.50.0050.0214.63
4.3.40.0060.0314.54
4.3.30.0040.0203.28
4.3.20.0020.0313.25
4.3.10.0060.0403.22
4.3.00.0170.01740.33

preferences:
39.25 ms | 401 KiB | 5 Q