3v4l.org

run code in 300+ PHP versions simultaneously
<?php function generateRandomName($minLength, $maxLength, $alphaNumericOnly = false) { $chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; if (!$alphaNumericOnly) $chars .= ' '; $randomString = ''; $length = mt_rand($minLength, $maxLength); for ($i = 0; $i < $length; $i++) { $randomString .= $chars[rand(0, strlen($chars) - 1)]; } return $randomString; } $time = microtime(true); $i=0; while($i < 10000) { $i++; generateRandomName(1, 100); } $time = microtime(true) - $time; echo 'took ' . number_format($time, 3);

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)
7.3.00.0100.04116.75
7.2.130.0100.04916.75
7.2.120.0140.05416.92
7.2.110.0070.05216.92
7.2.100.0030.05216.78
7.2.90.0070.08116.87
7.2.80.0030.05617.04
7.2.70.0100.05217.07
7.2.60.0070.05316.79
7.2.50.0030.05216.89
7.2.40.0060.05016.92
7.2.30.0060.07817.02
7.2.20.0070.04616.86
7.2.10.0100.06216.77
7.2.00.0070.04917.97
7.1.250.0070.13015.94
7.1.240.0030.13015.65
7.1.230.0100.11615.84
7.1.220.0070.14415.76
7.1.210.0070.15915.71
7.1.200.0070.12215.68
7.1.190.0100.12315.86
7.1.180.0070.12115.89
7.1.170.0030.12515.86
7.1.160.0000.14015.70
7.1.150.0070.12215.88
7.1.140.0000.12615.71
7.1.130.0100.11915.72
7.1.120.0030.12315.95
7.1.110.0100.12615.78
7.1.100.0030.12315.82
7.1.90.0100.14915.86
7.1.80.0030.13415.73
7.1.70.0050.10216.55
7.1.60.0100.11617.63
7.1.50.0080.10716.44
7.1.40.0030.14015.77
7.1.30.0130.12415.91
7.1.20.0060.14015.68
7.1.10.0000.15515.70
7.1.00.0070.14419.20
7.0.330.0070.12915.56
7.0.320.0030.13115.41
7.0.310.0130.12315.40
7.0.300.0100.12715.46
7.0.290.0030.13415.53
7.0.280.0070.12215.48
7.0.270.0000.12315.23
7.0.260.0070.12615.20
7.0.250.0070.11515.48
7.0.240.0130.11115.32
7.0.230.0030.13815.21
7.0.220.0070.11815.56
7.0.210.0030.11915.48
7.0.200.0050.09416.07
7.0.190.0100.12015.51
7.0.180.0070.14515.39
7.0.170.0100.12115.44
7.0.160.0130.16515.34
7.0.150.0030.13015.42
7.0.140.0070.13718.67
7.0.130.0000.13015.63
7.0.120.0070.12315.34
7.0.110.0070.11815.56
7.0.100.0070.13015.30
7.0.90.0070.12215.33
7.0.80.0100.12917.66
7.0.70.0270.14417.72
7.0.60.0220.13517.62
7.0.50.0080.17017.97
7.0.40.0060.12916.86
7.0.30.0080.10616.61
7.0.20.0080.11016.80
7.0.10.0070.13116.70
7.0.00.0020.14616.77
5.6.380.0000.27014.30
5.6.370.0000.27014.11
5.6.360.0030.28414.56
5.6.350.0100.25914.31
5.6.340.0100.28414.04
5.6.330.0070.28214.56
5.6.320.0000.28614.30
5.6.310.0030.26414.22
5.6.300.0070.26614.49
5.6.290.0100.27514.14
5.6.280.0050.26517.84
5.6.270.0070.25714.42
5.6.260.0070.31314.49
5.6.250.0030.25414.24
5.6.240.0070.26213.91
5.6.230.0100.25317.47
5.6.220.0070.26317.51
5.6.210.0080.24417.39
5.6.200.0080.27017.64
5.6.190.0070.23017.70
5.6.180.0030.22417.62
5.6.170.0050.27317.71
5.6.160.0050.24617.65
5.6.150.0080.25617.73
5.6.140.0080.25717.63
5.6.130.0100.24717.70
5.6.120.0030.26117.75
5.6.110.0030.22417.67
5.6.100.0100.21617.68
5.6.90.0070.24617.58
5.6.80.0070.24717.29
5.6.70.0170.24017.22
5.6.60.0070.23717.14
5.6.50.0080.23717.29
5.6.40.0070.24717.35
5.6.30.0020.22717.45
5.6.20.0100.22817.28
5.6.10.0050.22817.47
5.6.00.0030.21417.23
5.5.380.0100.26511.17
5.5.370.0070.23315.79
5.5.360.0120.26115.77
5.5.350.0080.23615.83
5.5.340.0030.24215.91
5.5.330.0000.23215.92
5.5.320.0080.23915.99
5.5.310.0020.22616.14
5.5.300.0050.26216.06
5.5.290.0100.24016.10
5.5.280.0050.25416.02
5.5.270.0080.25816.12
5.5.260.0070.24915.96
5.5.250.0070.26015.84
5.5.240.0180.24315.75
5.5.230.0080.25615.69
5.5.220.0020.22815.76
5.5.210.0020.23015.67
5.5.200.0050.24215.79
5.5.190.0030.24015.65
5.5.180.0050.24815.76
5.5.170.0070.27211.18
5.5.160.0020.25215.66
5.5.150.0080.25515.70
5.5.140.0020.23415.78
5.5.130.0050.23915.68
5.5.120.0030.23515.70
5.5.110.0070.27515.76
5.5.100.0000.27615.40
5.5.90.0080.25515.49
5.5.80.0080.24615.61
5.5.70.0050.24615.70
5.5.60.0120.26015.49
5.5.50.0030.24415.63
5.5.40.0050.25115.69
5.5.30.0080.24115.76
5.5.20.0070.26015.58
5.5.10.0080.25515.53
5.5.00.0050.25415.51
5.4.450.0050.25215.13
5.4.440.0070.28015.30
5.4.430.0080.25115.38
5.4.420.0200.22715.28
5.4.410.0120.26615.34
5.4.400.0050.24615.14
5.4.390.0050.24515.20
5.4.380.0100.25515.15
5.4.370.0070.24815.14
5.4.360.0080.23915.04
5.4.350.0070.24215.19
5.4.340.0030.26515.10
5.4.330.0000.29011.29
5.4.320.0050.25315.19
5.4.310.0050.21715.19
5.4.300.0050.24815.05
5.4.290.0030.23415.16
5.4.280.0020.24515.05
5.4.270.0020.23815.13
5.4.260.0030.22915.16
5.4.250.0070.24115.22
5.4.240.0080.24315.13
5.4.230.0080.24615.09
5.4.220.0050.26315.13
5.4.210.0080.25115.00
5.4.200.0070.24415.19
5.4.190.0050.25514.95
5.4.180.0120.24414.99
5.4.170.0050.24715.10
5.4.160.0100.21814.94
5.4.150.0030.26514.81
5.4.140.0080.28313.73
5.4.130.0030.24813.77
5.4.120.0030.25313.64
5.4.110.0070.25213.82
5.4.100.0050.23813.80
5.4.90.0050.22913.64
5.4.80.0020.21713.69
5.4.70.0100.21713.68
5.4.60.0070.21913.88
5.4.50.0030.25013.81
5.4.40.0050.24813.61
5.4.30.0030.23813.76
5.4.20.0020.23713.68
5.4.10.0150.20013.69
5.4.00.0070.23213.52
5.3.290.0030.27312.75
5.3.280.0070.28812.70
5.3.270.0050.32412.68
5.3.260.0100.27812.76
5.3.250.0000.28612.76
5.3.240.0070.27612.54
5.3.230.0030.27012.65
5.3.220.0020.29012.58
5.3.210.0030.28412.63
5.3.200.0030.29012.58
5.3.190.0020.28512.61
5.3.180.0050.29212.64
5.3.170.0050.29412.71
5.3.160.0030.28712.70
5.3.150.0050.28012.66
5.3.140.0020.26312.58
5.3.130.0030.30512.68
5.3.120.0020.30012.65
5.3.110.0100.27012.59
5.3.100.0030.29512.29
5.3.90.0070.27112.38
5.3.80.0020.29712.30
5.3.70.0030.28412.26
5.3.60.0050.26412.30
5.3.50.0020.26312.25
5.3.40.0050.28312.28
5.3.30.0070.29012.36
5.3.20.0030.27812.08
5.3.10.0170.25012.06
5.3.00.0030.29412.05
5.2.170.0030.27311.07
5.2.160.0030.29911.07
5.2.150.0030.30411.07
5.2.140.0070.28511.07
5.2.130.0030.24811.07
5.2.120.0020.27911.07
5.2.110.0070.29211.07
5.2.100.0020.29911.07
5.2.90.0030.28511.07
5.2.80.0030.29111.07
5.2.70.0000.24911.07
5.2.60.0080.28411.07
5.2.50.0030.27811.07
5.2.40.0020.29311.07
5.2.30.0020.25211.07
5.2.20.0000.29611.07
5.2.10.0030.27711.07
5.2.00.0050.27611.07
5.1.60.0020.26411.07
5.1.50.0030.27511.07
5.1.40.0030.26811.07
5.1.30.0020.27811.07
5.1.20.0070.28811.07
5.1.10.0020.26211.07
5.1.00.0020.29511.07
5.0.50.0030.44611.07
5.0.40.0030.44411.07
5.0.30.0030.45911.07
5.0.20.0020.47211.07
5.0.10.0030.42611.07
5.0.00.0000.40111.07
4.4.90.0020.46511.07
4.4.80.0020.43311.07
4.4.70.0030.47611.07
4.4.60.0020.46111.07
4.4.50.0000.48711.07
4.4.40.0000.44111.07
4.4.30.0070.45911.07
4.4.20.0000.44611.07
4.4.10.0000.44411.07
4.4.00.0030.44611.07
4.3.110.0000.41711.07
4.3.100.0020.42911.07
4.3.90.0000.42511.07
4.3.80.0070.39211.07
4.3.70.0000.41811.07
4.3.60.0030.40211.07
4.3.50.0030.42711.07
4.3.40.0020.40211.07
4.3.30.0000.39911.07
4.3.20.0921.06911.07
4.3.10.0781.07311.07
4.3.00.0601.04611.07

preferences:
48.31 ms | 401 KiB | 5 Q