3v4l.org

run code in 300+ PHP versions simultaneously
<?php  function password_generate($chars)   {    $data = '1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZabcefghijklmnopqrstuvwxyz';    return substr(str_shuffle($data), 0, $chars);  }    echo password_generate(7);  ?>  

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)
8.3.60.0040.01316.48
8.3.50.0070.01022.70
8.3.40.0160.00018.53
8.3.30.0070.00718.93
8.3.20.0040.00420.09
8.3.10.0040.00423.71
8.3.00.0080.00017.25
8.2.180.0110.00318.25
8.2.170.0070.00722.96
8.2.160.0040.01120.52
8.2.150.0080.00024.18
8.2.140.0020.00524.66
8.2.130.0040.00426.16
8.2.120.0060.00320.89
8.2.110.0060.00319.30
8.2.100.0030.00817.78
8.2.90.0040.00419.05
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0080.00417.55
8.2.50.0030.00518.07
8.2.40.0040.00418.03
8.2.30.0040.00417.81
8.2.20.0040.00417.55
8.2.10.0020.00517.96
8.2.00.0080.00017.60
8.1.280.0110.00425.92
8.1.270.0090.00023.83
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.25
8.1.230.0100.00020.65
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.11
8.1.190.0000.00917.11
8.1.180.0070.00018.10
8.1.170.0080.00318.39
8.1.160.0000.00821.92
8.1.150.0000.00718.75
8.1.140.0040.00417.30
8.1.130.0000.00717.73
8.1.120.0000.00717.37
8.1.110.0040.00417.40
8.1.100.0030.00317.26
8.1.90.0070.00017.24
8.1.80.0000.00817.21
8.1.70.0040.00417.15
8.1.60.0030.00517.46
8.1.50.0000.00817.37
8.1.40.0030.00717.43
8.1.30.0000.00817.45
8.1.20.0040.00417.50
8.1.10.0040.00417.43
8.1.00.0000.00717.25
8.0.300.0070.00018.77
8.0.290.0070.00016.63
8.0.280.0030.00318.27
8.0.270.0000.00817.18
8.0.260.0000.00617.09
8.0.250.0030.00316.86
8.0.240.0030.00516.72
8.0.230.0000.00716.70
8.0.220.0000.00716.71
8.0.210.0030.00316.65
8.0.200.0000.00716.65
8.0.190.0030.00616.70
8.0.180.0070.00016.79
8.0.170.0040.00416.81
8.0.160.0070.00016.64
8.0.150.0030.00416.68
8.0.140.0000.00716.61
8.0.130.0030.00313.33
8.0.120.0000.00716.64
8.0.110.0030.00316.79
8.0.100.0000.00716.74
8.0.90.0070.00016.76
8.0.80.0120.00916.80
8.0.70.0000.00716.81
8.0.60.0040.00416.68
8.0.50.0040.00416.71
8.0.30.0120.01116.75
8.0.20.0100.00917.40
8.0.10.0000.00716.68
8.0.00.0110.01116.71
7.4.330.0050.00015.00
7.4.320.0030.00316.27
7.4.300.0030.00316.36
7.4.290.0000.00716.44
7.4.280.0040.00416.41
7.4.270.0000.00816.41
7.4.260.0070.00016.39
7.4.250.0000.00716.33
7.4.240.0030.00316.34
7.4.230.0040.00416.54
7.4.220.0120.00616.40
7.4.210.0100.00316.26
7.4.200.0040.00216.47
7.4.160.0090.00616.40
7.4.150.0180.00017.40
7.4.140.0070.01417.86
7.4.130.0110.00616.37
7.4.120.0120.00716.45
7.4.110.0040.01516.22
7.4.100.0150.00316.16
7.4.90.0080.00816.23
7.4.80.0130.00619.39
7.4.70.0120.00416.20
7.4.60.0030.01216.26
7.4.50.0040.00016.24
7.4.40.0100.00516.14
7.4.30.0100.00716.50
7.3.330.0030.00313.15
7.3.320.0020.00213.08
7.3.310.0000.00715.98
7.3.300.0070.00015.99
7.3.290.0130.00416.12
7.3.280.0090.00816.11
7.3.270.0120.00817.40
7.3.260.0100.01316.02
7.3.250.0090.01116.31
7.3.240.0160.00016.39
7.3.230.0120.00316.43
7.3.210.0060.01216.10
7.3.200.0030.01319.39
7.3.190.0070.01016.41
7.3.180.0120.00416.40
7.3.170.0100.01016.35
7.3.160.0060.01016.37
7.2.330.0090.01016.60
7.2.320.0160.00616.54
7.2.310.0150.00916.30
7.2.300.0110.00716.59
7.2.290.0030.01716.39
5.4.320.0080.03812.45
5.4.310.0090.03512.45
5.4.300.0050.03812.45
5.4.290.0050.04512.45
5.4.280.0090.03312.35
5.4.270.0060.03612.34
5.4.260.0080.03912.35
5.4.250.0050.03912.34
5.4.240.0040.04112.34
5.4.230.0040.03912.34
5.4.220.0070.03712.34
5.4.210.0080.03712.34
5.4.200.0080.03712.34
5.4.190.0070.04612.34
5.4.180.0030.04212.33
5.4.170.0070.04212.35
5.4.160.0100.04212.34
5.4.150.0040.04212.34
5.4.140.0090.04212.02
5.4.130.0060.03512.01
5.4.120.0070.03511.97
5.4.110.0050.04011.96
5.4.100.0080.04111.96
5.4.90.0040.04311.96
5.4.80.0070.03811.96
5.4.70.0030.03711.96
5.4.60.0090.03311.96
5.4.50.0090.04311.96
5.4.40.0080.04111.95
5.4.30.0080.04111.95
5.4.20.0040.03811.94
5.4.10.0050.03811.95
5.4.00.0030.04111.44

preferences:
36.44 ms | 401 KiB | 5 Q