3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ivSize = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC); $iv = mcrypt_create_iv($ivSize, MCRYPT_DEV_URANDOM); echo $ivSize; echo $iv; echo strlen($iv);

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)
8.3.60.0100.01018.42
8.3.50.0100.01021.04
8.3.40.0040.01418.79
8.3.30.0120.00918.45
8.3.20.0080.00020.39
8.3.10.0080.00021.96
8.3.00.0040.00420.75
8.2.180.0070.01518.41
8.2.170.0070.00722.96
8.2.160.0140.00320.39
8.2.150.0070.01124.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0000.00819.83
8.2.110.0060.00320.44
8.2.100.0060.00617.75
8.2.90.0000.00819.22
8.2.80.0060.00617.97
8.2.70.0060.00317.50
8.2.60.0040.00417.93
8.2.50.0090.00018.07
8.2.40.0040.00421.20
8.2.30.0000.00819.75
8.2.20.0070.00017.55
8.2.10.0040.00418.06
8.2.00.0040.00417.98
8.1.280.0040.01125.92
8.1.270.0080.00020.28
8.1.260.0000.00826.35
8.1.250.0030.00628.09
8.1.240.0060.00323.92
8.1.230.0090.00317.42
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0070.00317.13
8.1.190.0000.00817.13
8.1.180.0000.00818.10
8.1.170.0040.00418.49
8.1.160.0040.00423.65
8.1.150.0070.00018.77
8.1.140.0040.00417.36
8.1.130.0000.00717.57
8.1.120.0040.00417.34
8.1.110.0000.00817.32
8.1.100.0070.00017.26
8.1.90.0050.00317.29
8.1.80.0000.00817.23
8.1.70.0000.00717.41
8.1.60.0080.00017.44
8.1.50.0040.00417.50
8.1.40.0040.00417.45
8.1.30.0030.00617.45
8.1.20.0060.00317.52
8.1.10.0000.00817.54
8.1.00.0000.00717.30
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0070.00018.38
8.0.270.0040.00217.16
8.0.260.0060.00017.19
8.0.250.0040.00416.96
8.0.240.0000.00616.84
8.0.230.0050.00216.91
8.0.220.0040.00216.93
8.0.210.0070.00016.93
8.0.200.0000.00616.84
8.0.190.0000.00816.95
8.0.180.0040.00416.80
8.0.170.0090.00016.90
8.0.160.0070.00016.98
8.0.150.0000.00716.76
8.0.140.0080.00016.73
8.0.130.0000.00713.36
8.0.120.0080.00016.75
8.0.110.0080.00016.89
8.0.100.0030.00516.79
8.0.90.0000.00716.93
8.0.80.0090.00616.87
8.0.70.0040.00416.93
8.0.60.0000.00716.73
8.0.50.0040.00416.95
8.0.30.0120.00717.03
8.0.20.0080.01017.40
8.0.10.0000.00716.73
8.0.00.0100.00816.69
7.4.330.0060.00015.08
7.4.320.0000.00616.46
7.4.300.0030.00316.42
7.4.290.0030.00316.29
7.4.280.0000.00716.46
7.4.270.0030.00316.45
7.4.260.0000.00716.51
7.4.250.0030.00516.49
7.4.240.0030.00416.39
7.4.230.0070.00016.32
7.4.220.0110.00616.39
7.4.210.0100.00616.50
7.4.200.0030.00316.64
7.4.160.0120.00316.24
7.4.150.0110.00617.40
7.4.140.0080.01317.86
7.4.130.0060.01316.54
7.4.120.0080.01216.45
7.4.110.0050.01116.39
7.4.100.0070.01016.31
7.4.90.0060.01216.43
7.4.80.0110.01019.39
7.4.70.0030.01316.33
7.4.60.0060.01016.42
7.4.50.0000.00816.26
7.4.40.0130.00316.36
7.4.30.0100.00916.19
7.4.00.0090.00815.04
7.3.330.0000.00613.10
7.3.320.0050.00013.04
7.3.310.0030.00316.30
7.3.300.0030.00316.19
7.3.290.0090.00916.24
7.3.280.0080.01116.24
7.3.270.0170.00017.40
7.3.260.0090.01016.45
7.3.250.0090.00916.52
7.3.240.0100.00716.35
7.3.230.0110.00816.39
7.3.210.0090.00916.42
7.3.200.0120.01819.39
7.3.190.0070.01016.23
7.3.180.0160.00016.45
7.3.170.0120.00816.32
7.3.160.0090.00916.56
7.3.120.0120.00614.70
7.3.110.0070.01014.72
7.3.100.0110.00414.76
7.3.90.0040.00714.50
7.3.80.0060.00615.05
7.3.70.0030.01014.68
7.3.60.0090.00614.87
7.3.50.0070.01014.91
7.3.40.0090.00614.79
7.3.30.0070.00714.59
7.3.20.0050.00516.43
7.3.10.0050.00916.56
7.3.00.0040.00916.39
7.2.330.0100.00716.43
7.2.320.0110.01116.13
7.2.310.0110.00516.14
7.2.300.0070.01416.29
7.2.290.0030.01316.65
7.2.250.0040.01814.76
7.2.240.0130.00714.79
7.2.230.0030.00715.14
7.2.220.0000.01214.82
7.2.210.0070.00715.07
7.2.200.0040.01114.71
7.2.190.0060.01214.82
7.2.180.0140.00415.01
7.2.170.0100.00714.89
7.2.130.0100.00016.68
7.2.120.0040.00816.55
7.2.110.0000.01516.84
7.2.100.0030.01016.91
7.2.90.0100.00316.45
7.2.80.0090.00616.65
7.2.70.0060.00316.53
7.2.60.0070.00516.79
7.2.50.0000.01816.83
7.2.40.0070.00716.54
7.2.30.0070.00316.79
7.2.20.0070.00716.81
7.2.10.0100.00016.73
7.2.00.0020.01118.00
7.1.330.0030.01015.64
7.1.320.0090.00915.55
7.1.310.0090.00615.76
7.1.300.0100.00315.62
7.1.290.0060.00915.58
7.1.280.0080.00815.66
7.1.270.0060.00615.64
7.1.260.0120.00315.66
7.1.250.0100.00015.44
7.1.200.0030.00615.61
7.1.100.0030.01018.02
7.1.70.0080.00416.86
7.1.60.0110.01420.03
7.1.50.0070.01616.87
7.1.00.0100.07022.31
7.0.200.0240.01014.97
7.0.60.0130.07719.78
7.0.50.0070.08317.90
7.0.40.0070.08720.05
7.0.30.0500.07020.16
7.0.20.0270.06320.04
7.0.10.0130.04720.21
7.0.00.0000.07720.16
5.6.280.0030.03320.77
5.6.210.0030.04320.74
5.6.200.0070.06318.14
5.6.190.0070.09020.43
5.6.180.0330.06720.49
5.6.170.0200.05720.50
5.6.160.0070.05320.49
5.6.150.0030.08718.18
5.6.140.0030.08718.18
5.6.130.0000.05718.07
5.6.120.0070.08721.01
5.6.110.0100.08021.14
5.6.100.0100.05320.98
5.6.90.0070.08320.89
5.6.80.0030.04320.45
5.6.70.0370.07020.41
5.5.350.0070.04020.42
5.5.340.0030.07017.99
5.5.330.0000.04720.19
5.5.320.0330.03720.24
5.5.310.0170.04720.52
5.5.300.0070.05017.96
5.5.290.0100.08017.95
5.5.280.0030.06021.01
5.5.270.0100.08020.91
5.5.260.0070.08720.70
5.5.250.0100.06720.79
5.5.240.0000.04320.21
5.4.450.0200.05319.24
5.4.440.0170.06019.23
5.4.430.0200.05019.35
5.4.420.0200.05719.33
5.4.410.0200.05719.40
5.4.400.0070.06718.75
5.4.390.0200.05019.05
5.4.380.0270.04719.24
5.4.370.0270.04719.16
5.4.360.0200.05319.05
5.4.350.0200.04718.93
5.4.340.0170.06019.03
5.4.320.0130.06019.16
5.4.310.0170.05018.93
5.4.300.0200.05019.01
5.4.290.0230.04718.75
5.4.280.0300.04319.15
5.4.270.0230.05319.17
5.4.260.0200.05318.75
5.4.250.0130.05719.06
5.4.240.0330.03719.10
5.4.230.0270.04319.02
5.4.220.0130.05719.24
5.4.210.0330.04319.05
5.4.200.0230.04316.81
5.4.190.0200.06018.93
5.4.180.0270.06318.94
5.4.170.0270.04719.04
5.4.160.0200.04719.16
5.4.150.0170.05718.94
5.4.140.0200.05016.27
5.4.130.0170.05016.67
5.4.120.0170.04716.28
5.4.110.0200.04316.26
5.4.100.0130.05316.48
5.4.90.0100.05716.41
5.4.80.0130.05016.28
5.4.70.0130.05316.29
5.4.60.0000.05316.25
5.4.50.0030.05016.38
5.4.40.0070.07316.08
5.4.30.0200.04016.35
5.4.20.0270.04316.31

preferences:
56.24 ms | 401 KiB | 5 Q