3v4l.org

run code in 300+ PHP versions simultaneously
<?php $chars = array(0,1,2,3,4,5,6,7,8,9,'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'); $serial = ''; $max = count($chars)-1; for($j=0;$j<20;$j++){ for($i=0;$i<12;$i++){ $serial .= (!($i % 3) && $i ? '-' : '').$chars[rand(0, $max)]; } echo $serial.PHP_EOL; $serial = ''; }

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)
7.4.00.0090.00814.94
7.3.120.0060.01114.79
7.3.110.0060.01114.63
7.3.100.0070.00614.84
7.3.90.0090.00514.86
7.3.80.0060.00814.84
7.3.70.0070.00614.83
7.3.60.0070.00714.90
7.3.50.0060.01014.83
7.3.40.0090.00614.83
7.3.30.0080.00714.77
7.3.20.0070.00716.75
7.3.10.0090.00616.63
7.3.00.0060.00916.73
7.2.250.0080.01115.09
7.2.240.0050.01515.27
7.2.230.0040.01015.06
7.2.220.0070.00915.22
7.2.210.0040.01014.82
7.2.200.0090.00615.06
7.2.190.0040.01015.11
7.2.180.0050.00815.04
7.2.170.0080.00915.00
7.2.160.0030.00614.84
7.2.150.0000.01617.04
7.2.140.0060.01016.90
7.2.130.0030.00917.11
7.2.120.0050.00817.08
7.2.110.0070.00717.09
7.2.100.0100.00717.04
7.2.90.0060.00917.19
7.2.80.0090.00917.02
7.2.70.0070.01016.85
7.2.60.0030.01317.04
7.2.50.0050.00817.02
7.2.40.0070.00717.04
7.2.30.0080.00816.88
7.2.20.0040.01516.84
7.2.10.0070.00816.98
7.2.00.0040.01218.16
7.1.330.0050.01115.73
7.1.320.0050.01015.75
7.1.310.0080.00615.70
7.1.300.0050.00815.90
7.1.290.0060.00915.78
7.1.280.0040.01115.83
7.1.270.0050.00915.74
7.1.260.0040.01215.84
7.1.250.0060.00915.61
7.1.70.0000.00917.19
7.1.60.0100.01419.46
7.1.50.0190.00316.90
7.1.00.0030.07722.43
7.0.200.0040.00416.88
7.0.140.0000.07722.09
7.0.60.0100.08319.93
7.0.50.0170.07317.84
7.0.40.0100.06320.19
7.0.30.0470.05320.13
7.0.20.0230.04320.00
7.0.10.0100.05720.00
7.0.00.0030.04320.02
5.6.280.0030.07320.87
5.6.210.0130.07020.52
5.6.200.0030.08018.19
5.6.190.0130.08020.44
5.6.180.0370.05020.61
5.6.170.0330.07020.51
5.6.160.0070.07720.70
5.6.150.0070.08318.22
5.6.140.0030.04318.09
5.6.130.0070.08018.21
5.6.120.0070.07720.89
5.6.110.0070.08721.12
5.6.100.0170.07721.14
5.6.90.0030.06020.90
5.6.80.0030.05720.51
5.5.350.0130.03020.39
5.5.340.0130.07018.01
5.5.330.0070.07720.43
5.5.320.0370.06720.51
5.5.310.0300.05020.31
5.5.300.0130.06018.00
5.5.290.0000.04718.00
5.5.280.0030.04020.86
5.5.270.0070.09020.79
5.5.260.0100.03320.75
5.5.250.0100.04720.78
5.5.240.0100.07320.28
5.4.450.0770.04319.10
5.4.440.0430.04719.15
5.4.430.0130.04319.43
5.4.420.0030.05319.25
5.4.410.0070.04018.97
5.4.400.0100.02718.93
5.4.390.0070.03319.11
5.4.380.0000.06718.71
5.4.370.0330.05718.66
5.4.360.0370.05318.51
5.4.350.0400.07018.76
5.4.340.0370.07318.71
5.4.320.0050.04112.47
5.4.310.0110.03412.47
5.4.300.0070.04012.47
5.4.290.0060.04312.47
5.4.280.0060.03812.37
5.4.270.0100.03812.36
5.4.260.0060.04512.37
5.4.250.0070.03712.37
5.4.240.0110.03812.36
5.4.230.0040.04512.36
5.4.220.0090.03612.36
5.4.210.0080.04112.36
5.4.200.0090.03812.36
5.4.190.0120.03412.36
5.4.180.0060.03712.35
5.4.170.0060.03712.36
5.4.160.0070.03512.36
5.4.150.0090.04012.36
5.4.140.0070.03712.04
5.4.130.0090.03512.03
5.4.120.0090.03311.99
5.4.110.0050.04111.98
5.4.100.0060.03611.98
5.4.90.0100.04011.98
5.4.80.0040.04111.98
5.4.70.0050.03611.98
5.4.60.0090.03211.97
5.4.50.0090.03711.98
5.4.40.0080.04111.96
5.4.30.0090.03311.96
5.4.20.0040.03711.96
5.4.10.0060.03611.96
5.4.00.0060.03611.45
5.3.290.0080.04712.80
5.3.280.0080.04412.71
5.3.270.0100.04312.72
5.3.260.0110.04512.72
5.3.250.0090.03612.72
5.3.240.0060.04112.72
5.3.230.0100.03512.71
5.3.220.0110.03512.68
5.3.210.0060.04912.68
5.3.200.0060.03712.68
5.3.190.0030.04012.68
5.3.180.0130.04112.67
5.3.170.0100.04012.67
5.3.160.0090.03812.67
5.3.150.0130.03112.67
5.3.140.0090.04112.66
5.3.130.0070.05512.66
5.3.120.0110.04012.65
5.3.110.0110.04312.66
5.3.100.0020.04212.12
5.3.90.0130.03912.08
5.3.80.0070.04312.07
5.3.70.0110.03712.07
5.3.60.0080.03712.06
5.3.50.0060.03912.00
5.3.40.0090.03612.00
5.3.30.0090.03911.96
5.3.20.0110.03711.74
5.3.10.0090.03511.70
5.3.00.0040.04011.70
5.2.170.0090.0329.20
5.2.160.0050.0329.20
5.2.150.0090.0299.20
5.2.140.0040.0339.20
5.2.130.0090.0269.15
5.2.120.0030.0309.16
5.2.110.0040.0329.16
5.2.100.0030.0339.16
5.2.90.0080.0319.16
5.2.80.0050.0369.15
5.2.70.0070.0339.15
5.2.60.0050.0319.11
5.2.50.0070.0299.07
5.2.40.0040.0409.05
5.2.30.0060.0359.03
5.2.20.0090.0349.01
5.2.10.0070.0318.95
5.2.00.0040.0378.81
5.1.60.0040.0328.09
5.1.50.0080.0268.09
5.1.40.0050.0298.07
5.1.30.0050.0268.42
5.1.20.0070.0288.44
5.1.10.0040.0308.17
5.1.00.0060.0378.17
5.0.50.0070.0246.65
5.0.40.0050.0246.50
5.0.30.0050.0326.32
5.0.20.0040.0236.28
5.0.10.0050.0206.26
5.0.00.0060.0396.26
4.4.90.0040.0234.78
4.4.80.0030.0164.75
4.4.70.0050.0234.76
4.4.60.0010.0184.75
4.4.50.0040.0154.77
4.4.40.0030.0264.71
4.4.30.0030.0174.76
4.4.20.0030.0174.84
4.4.10.0020.0194.85
4.4.00.0050.0324.76
4.3.110.0020.0184.67
4.3.100.0020.0224.66
4.3.90.0030.0174.63
4.3.80.0070.0264.58
4.3.70.0030.0154.63
4.3.60.0020.0164.63
4.3.50.0070.0124.63
4.3.40.0040.0244.54
4.3.30.0040.0163.31
4.3.20.0020.0203.29
4.3.10.0030.0173.25
4.3.00.0000.02014.87

preferences:
30.94 ms | 401 KiB | 5 Q