3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = '0123456789ABCDEFG'; $s = ''; for ($i = 1; $i < 50; $i++) { $s .= $array[rand(0,strlen ($array) - 1)]; } echo $s;

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)
7.3.10.0040.00716.36
7.3.00.0100.00516.06
7.2.130.0050.01016.71
7.2.120.0080.00516.70
7.2.110.0110.00416.35
7.2.100.0070.00316.17
7.2.90.0040.00916.65
7.2.80.0060.01016.64
7.2.70.0100.00616.54
7.2.60.0080.00716.62
7.2.50.0060.00316.84
7.2.40.0070.00416.40
7.2.30.0090.00016.29
7.2.20.0060.00616.54
7.2.10.0060.00916.56
7.2.00.0050.01018.09
7.1.250.0110.00615.81
7.1.100.0110.00218.15
7.1.70.0040.00717.27
7.1.60.0060.00617.12
7.1.50.0040.00916.88
7.1.40.0030.01316.68
7.1.30.0040.01316.68
7.1.20.0080.00416.76
7.1.10.0060.00316.88
7.1.00.0030.00616.77
7.0.200.0000.01116.70
7.0.190.0000.00916.77
7.0.180.0030.00816.40
7.0.170.0040.00816.26
7.0.160.0000.00916.49
7.0.150.0030.00616.27
7.0.140.0070.00316.43
7.0.130.0050.00516.34
7.0.120.0040.00416.53
7.0.110.0120.00316.33
7.0.100.0030.00716.46
7.0.90.0000.00716.22
7.0.80.0000.00716.44
7.0.70.0040.00716.48
7.0.60.0050.00516.37
7.0.50.0030.00516.55
7.0.40.0060.01216.20
7.0.30.0040.00416.20
7.0.20.0040.00416.20
7.0.10.0040.00716.20
7.0.00.0100.00016.20
5.6.300.0030.04320.90
5.6.290.0100.06520.89
5.6.280.0000.05020.96
5.6.270.0040.04320.94
5.6.260.0070.03720.77
5.6.250.0100.04421.05
5.6.240.0000.04420.95
5.6.230.0000.04421.02
5.6.220.0070.03920.77
5.6.210.0070.04421.00
5.6.200.0130.03320.85
5.6.190.0000.04621.03
5.6.180.0070.07320.86
5.6.170.0230.04020.98
5.6.160.0200.04320.76
5.6.150.0040.04020.82
5.6.140.0000.07420.82
5.6.130.0060.04221.03
5.6.120.0070.03820.81
5.6.110.0060.04821.01
5.6.100.0100.07421.02
5.6.90.0030.05420.91
5.6.80.0100.03320.16
5.6.70.0030.04020.20
5.6.60.0200.03620.10
5.6.50.0030.04320.31
5.6.40.0000.04420.17
5.6.30.0030.04020.29
5.6.20.0000.04920.17
5.6.10.0060.03820.39
5.6.00.0200.04320.16
5.5.380.0030.03917.53
5.5.370.0000.04617.54
5.5.360.0230.03617.42
5.5.350.0030.03817.54
5.5.340.0000.04517.70
5.5.330.0000.04117.70
5.5.320.0000.04417.84
5.5.310.0030.04818.12
5.5.300.0030.05118.03
5.5.290.0000.05017.70
5.5.280.0030.04118.04
5.5.270.0060.04817.69
5.5.260.0070.06018.01
5.5.250.0030.04017.83
5.5.240.0030.04217.41
5.5.230.0030.05217.49
5.5.220.0000.04717.12
5.5.210.0090.03417.44
5.5.200.0090.03417.10
5.5.190.0030.04117.18
5.5.180.0030.04417.37
5.5.160.0070.04417.37
5.5.150.0030.04117.22
5.5.140.0230.03617.18
5.5.130.0000.04017.09
5.5.120.0040.03617.37
5.5.110.0030.04617.30
5.5.100.0070.03317.24
5.5.90.0000.06917.25
5.5.80.0070.03717.21
5.5.70.0030.03917.07
5.5.60.0030.04316.95
5.5.50.0030.04917.30
5.5.40.0030.07517.07
5.5.30.0060.03517.27
5.5.20.0000.03917.17
5.5.10.0100.06517.23
5.5.00.0030.03717.25
5.4.450.0280.02819.36
5.4.440.0060.03919.36
5.4.430.0070.03819.37
5.4.420.0070.05919.50
5.4.410.0100.03319.07
5.4.400.0070.06319.05
5.4.390.0000.04618.97
5.4.380.0000.04318.92
5.4.370.0030.03819.04
5.4.360.0200.04018.98
5.4.350.0100.03219.04
5.4.340.0060.03518.98
5.4.320.0110.03119.05
5.4.310.0070.03619.16
5.4.300.0130.03119.02
5.4.290.0030.04118.81
5.4.280.0000.04518.83
5.4.270.0070.04818.98
5.4.260.0030.03718.89
5.4.250.0000.05019.02
5.4.240.0060.05119.14
5.4.230.0030.04119.07
5.4.220.0070.04119.16
5.4.210.0030.05218.96
5.4.200.0000.04119.15
5.4.190.0070.03418.96
5.4.180.0000.04019.03
5.4.170.0000.04119.15
5.4.160.0040.04219.05
5.4.150.0060.05218.85
5.4.140.0000.04016.37
5.4.130.0100.02916.50
5.4.120.0040.03316.62
5.4.110.0380.02416.50
5.4.100.0000.04516.60
5.4.90.0060.03416.50
5.4.80.0030.03516.55
5.4.70.0060.04216.48
5.4.60.0030.04216.63
5.4.50.0030.03516.53
5.4.40.0040.03916.33
5.4.30.0000.04316.63
5.4.20.0060.04116.64
5.4.10.0030.03816.36
5.4.00.0030.03816.20
5.3.290.0040.04416.20
5.3.280.0030.03816.20
5.3.270.0030.04816.20
5.3.260.0070.03516.20
5.3.250.0000.04216.20
5.3.240.0060.03216.20
5.3.230.0030.04416.20
5.3.220.0060.03616.20
5.3.210.0030.04016.20
5.3.200.0040.04016.20
5.3.190.0000.04216.20
5.3.180.0000.04416.20
5.3.170.0000.04416.20
5.3.160.0030.04816.20
5.3.150.0030.03616.20
5.3.140.0030.04616.20
5.3.130.0030.04116.20
5.3.120.0000.05016.20
5.3.110.0040.04116.20
5.3.100.0140.03516.20
5.3.90.0030.04816.20
5.3.80.0070.03516.20
5.3.70.0030.03516.20
5.3.60.0040.03616.20
5.3.50.0000.04316.20
5.3.40.0000.04716.20
5.3.30.0000.04316.20
5.3.20.0000.04216.20
5.3.10.0030.03316.20
5.3.00.0000.03816.20
5.2.170.0140.03816.20
5.2.160.0040.02916.20
5.2.150.0080.02816.20
5.2.140.0000.04016.20
5.2.130.0200.04416.20
5.2.120.0030.02816.20
5.2.110.0000.03316.20
5.2.100.0030.04016.20
5.2.90.0000.03516.20
5.2.80.0070.05316.20
5.2.70.0070.02916.20
5.2.60.0030.03516.20
5.2.50.0000.03616.20
5.2.40.0000.03016.20
5.2.30.0110.02016.20
5.2.20.0030.02716.20
5.2.10.0030.03016.20
5.2.00.0130.02616.20
5.1.60.0000.03416.20
5.1.50.0030.03316.20
5.1.40.0070.02016.20
5.1.30.0030.03116.20
5.1.20.0100.03416.20
5.1.10.0130.03016.20
5.1.00.0000.02916.20
5.0.50.0030.02816.20
5.0.40.0030.01716.20
5.0.30.0000.03716.20
5.0.20.0000.02716.20
5.0.10.0070.03116.20
5.0.00.0030.02816.20
4.4.90.0030.01616.20
4.4.80.0000.01916.20
4.4.70.0170.00716.20
4.4.60.0000.01816.20
4.4.50.0000.01716.20
4.4.40.0030.02616.20
4.4.30.0030.01716.20
4.4.20.0030.01716.20
4.4.10.0060.01216.20
4.4.00.0030.04116.20
4.3.110.0000.01816.20
4.3.100.0000.01616.20
4.3.90.0000.02016.20
4.3.80.0030.05016.20
4.3.70.0000.01816.20
4.3.60.0030.01416.20
4.3.50.0080.01916.20
4.3.40.0030.02216.20
4.3.30.0000.01816.20
4.3.20.0050.01316.20
4.3.10.0000.01716.20
4.3.00.0070.01116.20

preferences:
38.44 ms | 401 KiB | 5 Q