3v4l.org

run code in 300+ PHP versions simultaneously
<?php $length = 20000; $symbols = false; $grabbag = "abcdefghijklmnopqrstuvwxyz0123456789"; if ($symbols) { $grabbag .= '!@#$%^&*()_+{}-=[]|\\:";\'<,>.?/~`'; } $string = ''; $len = strlen($grabbag)-1; while ($length--) { $string .= $grabbag[rand(0,$len)]; } echo $string;

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)
7.2.120.0120.00416.79
7.2.110.0030.01016.73
7.2.100.0030.00816.73
7.2.90.0060.00616.82
7.2.80.0030.01316.41
7.2.70.0100.00717.03
7.2.60.0030.01316.82
7.2.50.0070.01016.99
7.2.40.0040.01216.79
7.2.30.0000.01916.93
7.2.20.0000.01316.90
7.2.10.0030.01317.13
7.2.00.0050.01318.05
7.1.240.0060.01115.82
7.1.230.0030.01615.83
7.1.220.0030.00915.87
7.1.210.0070.01115.75
7.1.200.0070.00715.84
7.1.190.0110.00715.77
7.1.180.0000.01915.81
7.1.170.0040.01415.95
7.1.160.0000.01915.93
7.1.150.0070.01015.79
7.1.140.0060.01015.59
7.1.130.0070.01015.63
7.1.120.0030.01015.88
7.1.110.0090.00615.71
7.1.100.0130.00315.90
7.1.90.0050.00815.75
7.1.80.0140.00315.89
7.1.70.0030.01016.51
7.1.60.0070.01717.65
7.1.50.0030.01816.46
7.1.40.0070.01015.58
7.1.30.0040.01215.63
7.1.20.0000.01815.76
7.1.10.0060.00915.68
7.1.00.0070.03819.11
7.0.320.0070.00715.53
7.0.310.0090.00615.21
7.0.300.0100.00315.34
7.0.290.0000.01515.43
7.0.280.0000.01515.42
7.0.270.0060.00615.14
7.0.260.0040.01415.20
7.0.250.0080.00815.48
7.0.240.0110.00415.63
7.0.230.0030.01215.57
7.0.220.0130.00315.30
7.0.210.0090.00615.45
7.0.200.0000.01516.05
7.0.190.0040.01115.30
7.0.180.0060.00615.23
7.0.170.0040.00815.46
7.0.160.0030.01315.55
7.0.150.0060.00915.43
7.0.140.0030.04618.72
7.0.130.0000.01615.55
7.0.120.0120.00315.63
7.0.110.0040.01615.46
7.0.100.0040.01115.52
7.0.90.0030.00715.64
7.0.80.0040.00715.30
7.0.70.0070.04618.66
7.0.60.0020.04918.58
7.0.50.0060.04518.83
7.0.40.0030.03716.83
7.0.30.0020.03716.86
7.0.20.0070.04216.75
7.0.10.0060.04016.62
7.0.00.0060.04416.80
5.6.380.0000.01514.64
5.6.370.0070.01114.52
5.6.360.0000.01514.62
5.6.350.0090.00914.59
5.6.340.0060.00914.61
5.6.330.0100.00714.75
5.6.320.0040.00914.66
5.6.310.0070.01114.73
5.6.300.0060.01014.72
5.6.290.0070.01314.38
5.6.280.0030.04717.65
5.6.270.0100.00714.16
5.6.260.0060.01214.31
5.6.250.0030.01314.30
5.6.240.0070.01014.49
5.6.230.0070.01314.48
5.6.220.0070.05017.67
5.6.210.0050.04717.58
5.6.200.0000.05117.51
5.6.190.0030.04417.73
5.6.180.0030.04317.65
5.6.170.0030.04217.73
5.6.160.0020.05017.53
5.6.150.0050.04717.63
5.6.140.0060.04317.84
5.6.130.0020.04017.70
5.6.120.0070.05117.64
5.6.110.0070.04817.81
5.6.100.0020.05317.84
5.6.90.0030.04817.82
5.6.80.0050.04817.47
5.6.70.0070.04717.41
5.6.60.0040.04917.26
5.6.50.0060.04117.40
5.6.40.0100.03717.40
5.6.30.0070.04717.37
5.6.20.0030.04817.37
5.6.10.0090.04617.50
5.6.00.0050.04717.16
5.5.380.0070.01011.39
5.5.370.0090.00611.25
5.5.360.0030.04115.80
5.5.350.0030.04515.68
5.5.340.0070.04215.95
5.5.330.0030.03716.02
5.5.320.0020.03315.90
5.5.310.0100.02216.00
5.5.300.0030.05016.14
5.5.290.0060.05015.94
5.5.280.0070.05115.96
5.5.270.0050.04916.05
5.5.260.0050.04815.75
5.5.250.0030.05015.94
5.5.240.0090.04215.44
5.5.230.0080.04315.62
5.5.220.0070.04315.61
5.5.210.0030.04915.61
5.5.200.0070.04515.68
5.5.190.0070.04615.70
5.5.180.0080.04515.57
5.5.170.0040.00914.33
5.5.160.0020.05015.69
5.5.150.0070.04215.49
5.5.140.0070.04515.66
5.5.130.0000.05115.37
5.5.120.0050.04715.61
5.5.110.0100.04115.57
5.5.100.0000.05215.47
5.5.90.0050.04715.41
5.5.80.0000.05215.60
5.5.70.0020.04715.49
5.5.60.0130.04015.66
5.5.50.0030.04915.56
5.5.40.0050.04615.61
5.5.30.0020.02715.58
5.5.20.0040.02915.50
5.5.10.0000.05015.49
5.5.00.0020.05115.55
5.4.450.0030.05015.00
5.4.440.0030.04515.20
5.4.430.0050.04015.26
5.4.420.0030.05015.20
5.4.410.0020.04515.14
5.4.400.0030.04515.06
5.4.390.0070.04615.15
5.4.380.0070.04014.96
5.4.370.0130.04115.07
5.4.360.0050.05015.13
5.4.350.0050.04214.93
5.4.340.0070.04315.01
5.4.330.0030.01310.72
5.4.320.0030.04814.95
5.4.310.0020.04815.07
5.4.300.0050.04514.95
5.4.290.0050.04615.04
5.4.280.0020.04414.91
5.4.270.0080.04514.73
5.4.260.0030.04515.00
5.4.250.0050.04514.93
5.4.240.0040.03614.93
5.4.230.0050.03515.02
5.4.220.0070.04315.02
5.4.210.0030.04815.04
5.4.200.0080.04015.15
5.4.190.0050.03015.08
5.4.180.0040.04615.00
5.4.170.0030.03614.92
5.4.160.0030.04414.92
5.4.150.0020.02915.00
5.4.140.0030.04613.59
5.4.130.0100.03813.79
5.4.120.0080.04313.60
5.4.110.0050.04513.74
5.4.100.0080.04013.58
5.4.90.0020.04713.57
5.4.80.0030.04613.51
5.4.70.0070.03813.66
5.4.60.0020.04413.63
5.4.50.0020.04113.63
5.4.40.0050.04613.57
5.4.30.0080.03913.50
5.4.20.0040.04413.71
5.4.10.0080.04013.75
5.4.00.0050.04313.39
5.3.290.0030.04512.48
5.3.280.0040.05112.46
5.3.270.0030.04412.62
5.3.260.0030.03012.38
5.3.250.0030.04812.54
5.3.240.0020.04612.52
5.3.230.0070.03312.54
5.3.220.0020.04112.35
5.3.210.0020.05012.48
5.3.200.0020.04812.32
5.3.190.0030.04612.43
5.3.180.0050.04712.49
5.3.170.0050.04012.56
5.3.160.0020.04412.57
5.3.150.0050.04512.59
5.3.140.0050.04312.55
5.3.130.0020.04812.48
5.3.120.0050.04312.54
5.3.110.0020.04812.59
5.3.100.0000.04712.24
5.3.90.0050.03112.20
5.3.80.0020.04712.08
5.3.70.0030.04512.17
5.3.60.0080.04012.13
5.3.50.0030.04812.09
5.3.40.0030.04412.19
5.3.30.0040.04312.13
5.3.20.0030.04611.95
5.3.10.0060.04311.86
5.3.00.0020.04811.90

preferences:
37.28 ms | 401 KiB | 5 Q