3v4l.org

run code in 300+ PHP versions simultaneously
<?php $z = "hejsanhejsan";//$argv[1]; $x = str_split($z, 5); $l = "ABCDEFGHIJKLMNOPQRSTUVWXYZ012345"; foreach ($x as $y) { var_dump(str_split(strrev($y))); foreach (str_split(strrev($y)) as $w) { $y[] = ctype_upper($w); } $z .= $l[bindec($y)]; } echo $z;

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)
8.3.60.0030.01718.43
8.3.50.0160.00321.99
8.3.40.0110.01118.96
8.3.30.0150.00018.79
8.3.20.0050.00320.07
8.3.10.0080.00020.48
8.3.00.0040.00421.84
8.2.180.0170.00316.63
8.2.170.0110.00722.96
8.2.160.0100.00322.12
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00321.12
8.2.120.0070.00026.35
8.2.110.0030.00622.31
8.2.100.0110.00018.04
8.2.90.0000.00719.17
8.2.80.0000.00817.97
8.2.70.0030.00717.75
8.2.60.0000.00817.87
8.2.50.0000.00818.09
8.2.40.0070.00020.45
8.2.30.0070.00019.50
8.2.20.0000.00817.80
8.2.10.0070.00018.08
8.2.00.0040.00418.16
8.1.280.0030.01725.92
8.1.270.0030.01722.02
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0000.00822.61
8.1.230.0040.00817.77
8.1.220.0040.00417.76
8.1.210.0030.00618.77
8.1.200.0030.00617.25
8.1.190.0000.00917.22
8.1.180.0000.00818.10
8.1.170.0060.00618.47
8.1.160.0050.00320.73
8.1.150.0060.00318.80
8.1.140.0040.00419.49
8.1.130.0030.00317.59
8.1.120.0040.00417.32
8.1.110.0040.00417.37
8.1.100.0000.00817.34
8.1.90.0000.00717.50
8.1.80.0040.00417.50
8.1.70.0000.00717.45
8.1.60.0050.00317.57
8.1.50.0000.00817.38
8.1.40.0040.00417.42
8.1.30.0000.00917.57
8.1.20.0080.00017.46
8.1.10.0000.00817.46
8.1.00.0040.00417.48
8.0.300.0050.00218.77
8.0.290.0030.00616.75
8.0.280.0030.00318.32
8.0.270.0000.00717.18
8.0.260.0030.00317.25
8.0.250.0000.00716.99
8.0.240.0030.00317.05
8.0.230.0030.00317.00
8.0.220.0050.00317.01
8.0.210.0070.00016.86
8.0.200.0000.00717.04
8.0.190.0000.00716.89
8.0.180.0100.00017.05
8.0.170.0040.00416.93
8.0.160.0000.00816.97
8.0.150.0000.00716.93
8.0.140.0000.00716.92
8.0.130.0000.00713.42
8.0.120.0100.00016.79
8.0.110.0000.00716.93
8.0.100.0070.00016.90
8.0.90.0000.00816.74
8.0.80.0090.00616.92
8.0.70.0020.00516.88
8.0.60.0000.00716.90
8.0.50.0040.00416.82
8.0.30.0110.00717.21
8.0.20.0100.00917.40
8.0.10.0000.00717.06
8.0.00.0110.01016.84
7.4.330.0050.00016.71
7.4.320.0050.00216.53
7.4.300.0000.00616.53
7.4.290.0000.00716.58
7.4.280.0040.00416.64
7.4.270.0000.00716.44
7.4.260.0000.00816.49
7.4.250.0000.00816.38
7.4.240.0040.00416.65
7.4.230.0030.00316.63
7.4.220.0150.00316.70
7.4.210.0120.00316.62
7.4.200.0070.00016.31
7.4.160.0130.00316.26
7.4.150.0090.00917.40
7.4.140.0090.01317.86
7.4.130.0130.00616.50
7.4.120.0080.00916.48
7.4.110.0030.01316.43
7.4.100.0030.01816.50
7.4.90.0100.00716.55
7.4.80.0080.00819.39
7.4.70.0110.00716.39
7.4.60.0130.00316.63
7.4.50.0000.01416.39
7.4.40.0060.01016.40
7.4.30.0180.00316.65
7.4.00.0030.01415.23
7.3.330.0060.00013.24
7.3.320.0050.00013.20
7.3.310.0000.00716.42
7.3.300.0070.00016.29
7.3.290.0080.00916.36
7.3.280.0090.00816.28
7.3.270.0030.01517.40
7.3.260.0140.00316.46
7.3.250.0110.00816.47
7.3.240.0080.01016.46
7.3.230.0120.00916.54
7.3.210.0070.01016.45
7.3.200.0100.00716.53
7.3.190.0000.01516.47
7.3.180.0130.00316.49
7.3.170.0160.00616.32
7.3.160.0100.00616.53
7.3.10.0130.00516.35
7.3.00.0060.01216.43
7.2.330.0100.01416.83
7.2.320.0030.01316.79
7.2.310.0130.01016.45
7.2.300.0060.01116.68
7.2.290.0110.00616.72
7.2.130.0090.01116.73
7.2.120.0050.01716.66
7.2.110.0170.00616.83
7.2.100.0110.01016.57
7.2.90.0110.01116.61
7.2.80.0070.01416.88
7.2.70.0100.01416.86
7.2.60.0160.00816.94
7.2.50.0090.01516.83
7.2.40.0100.00716.72
7.2.30.0100.01016.81
7.2.20.0090.00816.57
7.2.10.0090.00516.77
7.2.00.0050.01217.59
7.1.250.0120.00515.56
7.1.200.0060.00615.78
7.1.100.0120.00318.16
7.1.70.0030.00617.26
7.1.60.0070.01819.19
7.1.50.0000.02216.63
7.1.00.0130.06322.51
7.0.200.0260.00715.01
7.0.60.0100.07721.77
7.0.50.0070.04317.68
7.0.40.0070.08719.90
7.0.30.0200.06020.09
7.0.20.0430.06720.09
7.0.10.0030.09320.16
7.0.00.0030.04319.99
5.6.280.0030.04021.02
5.6.210.0030.04020.66
5.6.200.0030.04718.09
5.6.190.0100.07320.35
5.6.180.0230.05320.61
5.6.170.0200.04320.50
5.6.160.0100.08720.48
5.6.150.0030.07718.14
5.6.140.0070.04718.21
5.6.130.0100.06318.14
5.6.120.0200.07021.11
5.6.110.0030.04321.00
5.6.100.0070.08720.99
5.6.90.0100.08721.00
5.6.80.0070.06320.25
5.5.350.0270.08720.33
5.5.340.0100.08017.99
5.5.330.0000.04720.20
5.5.320.0600.05320.31
5.5.310.0330.08020.26
5.5.300.0130.04318.01
5.5.290.0030.08317.88
5.5.280.0030.04320.76
5.5.270.0030.08320.79
5.5.260.0000.08720.84
5.5.250.0000.04320.79
5.5.240.0070.07320.28

preferences:
64.69 ms | 401 KiB | 5 Q