3v4l.org

run code in 300+ PHP versions simultaneously
<?php $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $max = strlen($characters) - 1; $token = (string) null; for ($i = 0; $i < 1024; ++$i) { $token .= $characters[mt_rand(0, $max)]; } var_dump($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)
7.2.00.0070.00719.34
7.1.70.0000.00817.38
7.1.60.0070.01719.70
7.1.50.0070.01416.86
7.1.00.0000.08022.45
7.0.200.0000.00816.74
7.0.140.0030.07321.95
7.0.60.0070.08719.92
7.0.50.0170.06317.95
7.0.40.0070.04020.23
7.0.30.0300.09020.17
7.0.20.0330.03020.30
7.0.10.0070.08020.17
7.0.00.0030.08720.23
5.6.280.0000.07721.14
5.6.210.0070.08020.51
5.6.200.0030.05318.17
5.6.190.0170.04720.48
5.6.180.0100.07020.56
5.6.170.0230.05720.45
5.6.160.0200.07020.52
5.6.150.0100.07018.21
5.6.140.0070.03718.25
5.6.130.0070.03718.22
5.6.120.0000.04720.99
5.6.110.0100.03721.00
5.6.100.0030.07720.99
5.6.90.0070.04021.13
5.6.80.0000.05020.39
5.5.350.0100.04720.39
5.5.340.0070.08018.01
5.5.330.0000.05320.46
5.5.320.0230.04320.20
5.5.310.0300.08020.24
5.5.300.0130.06018.01
5.5.290.0070.07717.96
5.5.280.0070.04320.87
5.5.270.0100.07020.75
5.5.260.0130.08020.86
5.5.250.0070.07720.49
5.5.240.0130.06720.25
5.4.450.0230.04325.28
5.4.440.0370.04319.25
5.4.430.0470.05319.25
5.4.420.0400.04019.56
5.4.410.0430.03719.26
5.4.400.0230.04019.09
5.4.390.0270.04318.82
5.4.380.0200.06318.77
5.4.370.0330.05018.77
5.4.360.0370.05718.59
5.4.350.0370.05718.70
5.4.340.0330.06018.51
5.4.320.0080.05012.45
5.4.310.0070.04912.45
5.4.300.0050.04012.46
5.4.290.0080.03712.45
5.4.280.0080.03412.35
5.4.270.0060.03812.35
5.4.260.0050.04512.35
5.4.250.0060.03812.35
5.4.240.0090.03212.35
5.4.230.0060.03712.34
5.4.220.0100.03812.34
5.4.210.0090.03412.34
5.4.200.0030.04112.34
5.4.190.0050.03912.34
5.4.180.0070.03712.34
5.4.170.0100.03412.35
5.4.160.0070.03912.34
5.4.150.0070.03612.34
5.4.140.0060.04812.03
5.4.130.0080.04912.01
5.4.120.0070.03511.97
5.4.110.0060.04711.97
5.4.100.0090.04611.97
5.4.90.0040.04411.96
5.4.80.0060.03611.96
5.4.70.0060.03511.96
5.4.60.0070.03311.96
5.4.50.0030.04511.96
5.4.40.0070.03611.95
5.4.30.0050.03811.95
5.4.20.0030.03811.95
5.4.10.0070.04211.95
5.4.00.0040.03811.43
5.3.290.0080.04612.80
5.3.280.0110.03712.71
5.3.270.0080.03912.72
5.3.260.0090.04012.72
5.3.250.0050.04012.72
5.3.240.0110.03512.72
5.3.230.0070.03812.71
5.3.220.0070.03912.68
5.3.210.0110.05412.68
5.3.200.0070.04812.68
5.3.190.0030.04112.68
5.3.180.0040.03912.67
5.3.170.0070.03612.67
5.3.160.0070.05412.68
5.3.150.0050.05712.68
5.3.140.0060.04212.66
5.3.130.0040.04112.66
5.3.120.0130.05112.66
5.3.110.0060.04112.66
5.3.100.0090.03912.12
5.3.90.0030.04212.08
5.3.80.0070.03712.08
5.3.70.0080.03612.08
5.3.60.0060.03812.06
5.3.50.0080.03612.00
5.3.40.0070.05112.00
5.3.30.0070.05211.95
5.3.20.0090.04811.73
5.3.10.0070.03511.69
5.3.00.0080.03611.68
5.2.170.0060.0319.18
5.2.160.0070.0319.18
5.2.150.0050.0339.18
5.2.140.0080.0429.19
5.2.130.0100.0389.14
5.2.120.0060.0429.14
5.2.110.0040.0399.15
5.2.100.0090.0269.14
5.2.90.0070.0369.14
5.2.80.0110.0359.14
5.2.70.0080.0399.14
5.2.60.0050.0419.09
5.2.50.0100.0389.06
5.2.40.0050.0489.04
5.2.30.0090.0429.01
5.2.20.0050.0369.00
5.2.10.0070.0368.92
5.2.00.0070.0408.77
5.1.60.0070.0338.06
5.1.50.0060.0348.06
5.1.40.0040.0348.04
5.1.30.0080.0248.39
5.1.20.0030.0298.41
5.1.10.0080.0268.14
5.1.00.0060.0358.14
5.0.50.0060.0266.62
5.0.40.0070.0256.47
5.0.30.0020.0426.29
5.0.20.0070.0226.26
5.0.10.0030.0226.24
5.0.00.0010.0366.23
4.4.90.0020.0174.78
4.4.80.0020.0164.75
4.4.70.0060.0134.76
4.4.60.0010.0194.75
4.4.50.0040.0154.77
4.4.40.0010.0324.71
4.4.30.0040.0164.76
4.4.20.0050.0234.84
4.4.10.0040.0334.84
4.4.00.0010.0284.76
4.3.110.0030.0184.67
4.3.100.0030.0154.66
4.3.90.0040.0154.64
4.3.80.0010.0274.58
4.3.70.0050.0134.63
4.3.60.0020.0164.63
4.3.50.0060.0134.62
4.3.40.0030.0254.54
4.3.30.0040.0163.28
4.3.20.0030.0173.25
4.3.10.0050.0153.22
4.3.00.0030.02318.64

preferences:
36.66 ms | 401 KiB | 5 Q