3v4l.org

run code in 300+ PHP versions simultaneously
<?php $salt = mcrypt_create_iv(10, MCRYPT_DEV_URANDOM); print_r($salt);

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)
8.3.60.0110.00716.50
8.3.50.0110.00921.05
8.3.40.0090.00618.76
8.3.30.0070.00718.62
8.3.20.0000.00820.27
8.3.10.0040.00423.53
8.3.00.0040.00423.67
8.2.180.0190.00018.66
8.2.170.0120.00318.80
8.2.160.0140.00022.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00719.70
8.2.120.0080.00026.35
8.2.110.0050.00522.08
8.2.100.0090.00318.04
8.2.90.0040.00419.05
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0030.00617.80
8.2.50.0030.00518.07
8.2.40.0070.00022.27
8.2.30.0000.00819.41
8.2.20.0030.00617.65
8.2.10.0040.00417.86
8.2.00.0060.00317.98
8.1.280.0170.00325.92
8.1.270.0100.00023.96
8.1.260.0050.00328.09
8.1.250.0040.00428.09
8.1.240.0090.00023.93
8.1.230.0110.00018.97
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.00917.13
8.1.190.0040.00417.10
8.1.180.0090.00018.10
8.1.170.0000.00818.52
8.1.160.0040.00420.67
8.1.150.0040.00418.74
8.1.140.0040.00419.43
8.1.130.0070.00017.48
8.1.120.0040.00417.21
8.1.110.0110.00017.38
8.1.100.0040.00417.21
8.1.90.0000.00717.25
8.1.80.0040.00417.32
8.1.70.0000.00717.23
8.1.60.0050.00317.45
8.1.50.0000.00817.37
8.1.40.0080.00017.35
8.1.30.0030.00617.50
8.1.20.0050.00317.52
8.1.10.0050.00217.42
8.1.00.0030.00617.36
8.0.300.0040.00418.77
8.0.290.0070.00016.72
8.0.280.0050.00218.31
8.0.270.0000.00717.06
8.0.260.0030.00317.18
8.0.250.0000.00616.91
8.0.240.0050.00316.86
8.0.230.0030.00316.93
8.0.220.0090.00016.82
8.0.210.0070.00016.78
8.0.200.0030.00316.85
8.0.190.0000.00816.96
8.0.180.0030.00516.91
8.0.170.0050.00316.91
8.0.160.0000.00716.80
8.0.150.0000.00716.77
8.0.140.0000.00716.73
8.0.130.0000.00513.30
8.0.120.0000.00916.87
8.0.110.0040.00416.89
8.0.100.0000.00716.82
8.0.90.0050.00316.95
8.0.80.0120.01016.90
8.0.70.0070.00016.77
8.0.60.0080.00016.68
8.0.50.0040.00416.76
8.0.30.0070.01116.88
8.0.20.0130.01017.40
8.0.10.0050.00216.94
8.0.00.0080.01116.65
7.4.330.0020.00216.74
7.4.320.0000.00616.42
7.4.300.0050.00316.57
7.4.290.0030.00316.53
7.4.280.0060.00316.53
7.4.270.0000.00616.52
7.4.260.0060.00316.37
7.4.250.0070.00016.33
7.4.240.0010.00616.40
7.4.230.0000.00716.64
7.4.220.0140.01416.45
7.4.210.0060.01016.57
7.4.200.0000.00716.35
7.4.160.0100.00616.44
7.4.150.0150.00417.40
7.4.140.0100.01117.86
7.4.130.0050.01216.44
7.4.120.0100.00716.36
7.4.110.0060.01016.46
7.4.100.0140.00416.32
7.4.90.0130.00316.55
7.4.80.0160.00019.39
7.4.70.0100.01016.34
7.4.60.0130.00316.48
7.4.50.0090.00316.29
7.4.40.0080.00816.54
7.4.30.0110.00716.26
7.4.00.0040.00714.89
7.3.330.0000.00513.19
7.3.320.0050.00013.16
7.3.310.0050.00316.25
7.3.300.0000.00716.16
7.3.290.0030.00316.27
7.3.280.0050.01016.26
7.3.270.0090.00917.40
7.3.260.0110.00616.18
7.3.250.0070.01216.21
7.3.240.0110.00816.37
7.3.230.0100.00716.39
7.3.210.0040.01416.45
7.3.200.0060.01019.39
7.3.190.0160.00316.26
7.3.180.0030.01816.50
7.3.170.0070.00716.27
7.3.160.0110.00416.29
7.2.330.0100.00716.50
7.2.320.0090.00916.44
7.2.310.0080.00816.49
7.2.300.0100.00716.18
7.2.290.0060.01116.51
7.2.60.0060.01316.50
7.2.00.0030.01018.86
7.1.200.0030.01015.68
7.1.100.0030.00617.78
7.1.70.0030.00316.83
7.1.60.0060.01819.30
7.1.50.0070.01516.54
7.1.00.0070.07322.28
7.0.200.0030.00516.66
7.0.60.0100.04721.86
7.0.50.0070.05017.80
7.0.40.0100.09020.04
7.0.30.0300.07720.19
7.0.20.0200.07320.16
7.0.10.0030.04720.12
7.0.00.0070.05020.13
5.6.280.0070.03021.09
5.6.210.0100.04320.46
5.6.200.0070.08018.19
5.6.190.0070.08020.43
5.6.180.0500.06720.77
5.6.170.0370.06720.71
5.6.160.0000.06320.40
5.6.150.0030.04318.19
5.6.140.0130.06718.21
5.6.130.0070.07318.08
5.6.120.0170.07321.09
5.6.110.0100.07321.11
5.6.100.0030.08321.02
5.6.90.0030.05021.03
5.6.80.0100.07320.38
5.5.350.0300.07020.40
5.5.340.0130.06018.02
5.5.330.0070.08720.25
5.5.320.0430.05020.28
5.5.310.0270.04020.31
5.5.300.0000.04017.98
5.5.290.0030.04317.87
5.5.280.0100.04720.96
5.5.270.0000.06720.97
5.5.260.0100.08720.67
5.5.250.0070.08020.68
5.5.240.0170.08020.27

preferences:
49.09 ms | 401 KiB | 5 Q