3v4l.org

run code in 300+ PHP versions simultaneously
<?php $length = 4; $alpa = "abcdefghijklmnopqrstuvwxyz";$alpa.=strtoupper($alpa); $alpa.="1234567890!@#$%^&*()-=_+";$alpa=str_split($alpa); $pass=""; foreach($alpa as $a){ $pass.=str_repeat($a,floor(sqrt(max(rand(0,22)-5,0)))); } $pass = str_split($pass);shuffle($pass);$pass=implode($pass); $r = rand(0,strlen($pass)-$length); echo substr($pass,$r,$length);

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)
7.1.70.0080.00517.00
7.1.60.0070.00717.36
7.1.50.0080.00817.00
7.1.40.0060.00616.72
7.1.30.0070.00316.59
7.1.20.0040.00716.52
7.1.10.0030.00916.76
7.1.00.0070.00016.72
7.0.200.0080.00416.43
7.0.190.0000.01116.84
7.0.180.0050.00316.25
7.0.170.0030.00516.26
7.0.160.0070.00016.36
7.0.150.0080.00616.49
7.0.140.0000.00716.31
7.0.130.0040.00416.45
7.0.120.0040.00416.50
7.0.110.0000.00816.21
7.0.100.0000.00916.21
7.0.90.0000.00816.34
7.0.80.0070.00316.40
7.0.70.0000.01016.26
7.0.60.0000.00816.09
7.0.50.0690.00714.65
7.0.40.0050.01414.65
7.0.30.0070.00714.65
7.0.20.0000.01314.65
7.0.10.0100.01014.65
7.0.00.0030.00714.65
5.6.300.0100.04020.86
5.6.290.0030.04220.70
5.6.280.0000.04720.98
5.6.270.0070.04420.84
5.6.260.0070.03920.84
5.6.250.0040.04220.84
5.6.240.0100.04020.93
5.6.230.0160.05520.84
5.6.220.0030.04820.90
5.6.210.0100.04121.03
5.6.200.0100.05620.82
5.6.190.0160.04420.95
5.6.180.0130.04321.00
5.6.170.0130.07320.71
5.6.160.0040.05020.80
5.6.150.0100.05020.90
5.6.140.0070.05220.83
5.6.130.0130.04320.71
5.6.120.0130.04221.00
5.6.110.0100.04220.80
5.6.100.0210.04520.93
5.6.90.0070.04320.70
5.6.80.0130.03320.19
5.6.70.0100.03720.12
5.6.60.0070.04020.14
5.6.50.0070.04420.22
5.6.40.0070.04820.17
5.6.30.0000.05120.20
5.6.20.0030.04320.19
5.6.10.0100.04020.05
5.6.00.0140.04720.24
5.5.380.0070.04017.46
5.5.370.0100.03517.41
5.5.360.0060.04517.48
5.5.350.0180.02817.52
5.5.340.0070.03918.13
5.5.330.0070.04118.05
5.5.320.0070.04017.84
5.5.310.0100.04817.71
5.5.300.0170.03417.98
5.5.290.0070.04318.11
5.5.280.0070.04117.86
5.5.270.0070.04018.03
5.5.260.0040.05718.03
5.5.250.0070.04417.88
5.5.240.0100.05617.34
5.5.230.0030.04017.36
5.5.220.0030.04017.42
5.5.210.0040.04417.44
5.5.200.0070.04017.32
5.5.190.0100.04017.33
5.5.180.0030.04117.29
5.5.160.0000.05017.46
5.5.150.0030.04417.21
5.5.140.0030.04417.40
5.5.130.0030.04017.37
5.5.120.0100.03717.33
5.5.110.0030.04717.39
5.5.100.0100.03716.96
5.5.90.0000.04617.26
5.5.80.0280.03417.34
5.5.70.0070.03617.19
5.5.60.0070.03917.37
5.5.50.0070.03817.22
5.5.40.0200.03317.10
5.5.30.0000.04417.21
5.5.20.0160.03217.25
5.5.10.0040.03917.09
5.5.00.0030.03917.21
5.4.450.0070.05119.26
5.4.440.0100.04119.40
5.4.430.0140.04419.42
5.4.420.0070.03919.32
5.4.410.0070.04019.05
5.4.400.0160.05518.97
5.4.390.0070.03718.98
5.4.380.0060.03918.87
5.4.370.0070.06118.86
5.4.360.0030.04219.05
5.4.350.0070.03718.98
5.4.340.0070.04118.99
5.4.320.0100.03519.05
5.4.310.0100.04119.16
5.4.300.0060.03919.07
5.4.290.0030.04119.14
5.4.280.0000.04519.07
5.4.270.0070.03519.16
5.4.260.0040.04218.98
5.4.250.0030.04119.15
5.4.240.0040.04419.07
5.4.230.0100.03619.16
5.4.220.0030.04019.11
5.4.210.0090.03819.00
5.4.200.0070.03818.87
5.4.190.0070.04018.99
5.4.180.0000.04219.10
5.4.170.0030.05119.16
5.4.160.0070.03719.01
5.4.150.0070.03618.91
5.4.140.0060.03916.77
5.4.130.0100.03216.61
5.4.120.0090.03016.45
5.4.110.0090.04316.57
5.4.100.0340.03416.48
5.4.90.0070.03316.39
5.4.80.0030.04316.46
5.4.70.0060.03416.40
5.4.60.0040.04816.67
5.4.50.0030.03716.39
5.4.40.0260.03616.39
5.4.30.0140.04716.38
5.4.20.0070.03316.38
5.4.10.0040.03916.64
5.4.00.0230.03016.15
5.3.290.0030.04214.78
5.3.280.0030.04014.65
5.3.270.0070.03814.80
5.3.260.0120.03414.84
5.3.250.0030.06314.70
5.3.240.0000.04514.86
5.3.230.0110.03214.75
5.3.220.0040.05014.76
5.3.210.0030.03814.76
5.3.200.0100.04214.66
5.3.190.0030.03814.65
5.3.180.0000.04714.65
5.3.170.0070.05314.83
5.3.160.0090.04314.65
5.3.150.0070.03614.72
5.3.140.0040.03714.76
5.3.130.0110.04414.74
5.3.120.0040.04314.65
5.3.110.0060.03714.65
5.3.100.0000.04214.65
5.3.90.0030.03914.65
5.3.80.0130.03214.65
5.3.70.0030.04114.65
5.3.60.0030.04014.65
5.3.50.0150.02614.65
5.3.40.0070.03614.65
5.3.30.0030.03614.65
5.3.20.0060.03714.65
5.3.10.0030.06414.65
5.3.00.0000.03914.65
5.2.170.0000.03314.65
5.2.160.0060.02614.65
5.2.150.0060.02914.65
5.2.140.0060.03214.65
5.2.130.0040.03914.65
5.2.120.0030.02914.65
5.2.110.0040.03214.65
5.2.100.0070.02814.65
5.2.90.0030.03114.65
5.2.80.0200.03014.65
5.2.70.0100.02614.65
5.2.60.0000.03614.65
5.2.50.0110.02114.65
5.2.40.0030.02714.65
5.2.30.0030.02814.65
5.2.20.0000.03314.65
5.2.10.0040.02714.65
5.2.00.0030.02714.65
5.1.60.0060.02014.65
5.1.50.0060.02314.65
5.1.40.0000.04014.65
5.1.30.0030.02814.65
5.1.20.0060.02314.65
5.1.10.0000.02914.65
5.1.00.0030.02614.65
5.0.50.0060.01914.65
5.0.40.0000.02214.65
5.0.30.0030.03014.65
5.0.20.0000.02314.65
5.0.10.0000.02114.65
5.0.00.0030.02814.65
4.4.90.0000.01914.65
4.4.80.0000.01614.65
4.4.70.0000.01814.65
4.4.60.0000.01814.65
4.4.50.0000.02014.65
4.4.40.0000.03014.65
4.4.30.0000.01814.65
4.4.20.0000.01614.65
4.4.10.0030.01614.65
4.4.00.0060.02214.65
4.3.110.0000.01714.65
4.3.100.0000.01714.65
4.3.90.0000.01714.65
4.3.80.0000.02514.65
4.3.70.0030.01414.65
4.3.60.0000.01614.65
4.3.50.0030.01414.65
4.3.40.0030.02714.65
4.3.30.0090.01314.65
4.3.20.0030.01414.65
4.3.10.0030.01414.65
4.3.00.0030.01414.65

preferences:
36.29 ms | 401 KiB | 5 Q