3v4l.org

run code in 300+ PHP versions simultaneously
<?php function decrypt ($str) { if(preg_match('%^[a-zA-Z0-9/+]*={0,2}$%',$str)) { $str = base64_decode($str); if ($str != "" && $str != null && $str != false) { $decStr = ""; for ($i=0; $i < strlen($str); $i+=3) { $array[$i/3] = substr($str,$i,3); } foreach($array as $s) { echo "s: " .$s. "\r\n"; $a = $s^192; echo "a: " .$a . "\r\n"; $decStr .= chr($a); echo "chr: " .$decStr . "\r\n\r\n"; } return $decStr."\r\n\r\n"; } return false; } return false; } echo decrypt("MTI5MTY0MTczMTY5MTc0"); echo decrypt("MTQ4MTY4MTY1MTMxMTc1MTgz"); ?>

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)
8.3.60.0090.00618.55
8.3.50.0140.00322.16
8.3.40.0110.00418.88
8.3.30.0120.00619.05
8.3.20.0050.00220.16
8.3.10.0040.00421.92
8.3.00.0000.00822.44
8.2.180.0140.00716.75
8.2.170.0090.00622.96
8.2.160.0130.00020.58
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00819.61
8.2.110.0140.00722.07
8.2.100.0140.00018.03
8.2.90.0030.00619.43
8.2.80.0040.00417.97
8.2.70.0060.00317.74
8.2.60.0080.00018.05
8.2.50.0050.00518.07
8.2.40.0000.00818.16
8.2.30.0000.00718.22
8.2.20.0000.00817.76
8.2.10.0050.00319.56
8.2.00.0040.00417.86
8.1.280.0190.00325.92
8.1.270.0040.00422.05
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0060.00323.84
8.1.230.0000.01118.98
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0000.00817.60
8.1.190.0050.00317.53
8.1.180.0030.00618.10
8.1.170.0050.00318.63
8.1.160.0040.00721.93
8.1.150.0000.00718.75
8.1.140.0060.00317.67
8.1.130.0050.00217.82
8.1.120.0000.00717.66
8.1.110.0040.00417.65
8.1.100.0000.00817.62
8.1.90.0000.00717.70
8.1.80.0000.00717.67
8.1.70.0030.00617.61
8.1.60.0070.00717.62
8.1.50.0040.00417.63
8.1.40.0000.00717.64
8.1.30.0000.00717.71
8.1.20.0030.00617.67
8.1.10.0050.00317.77
8.1.00.0030.00617.56
8.0.300.0000.00718.77
8.0.290.0060.00317.04
8.0.280.0080.00018.48
8.0.270.0000.00717.21
8.0.260.0030.00317.02
8.0.250.0000.00717.02
8.0.240.0060.00316.90
8.0.230.0070.00017.18
8.0.220.0000.00717.05
8.0.210.0040.00416.92
8.0.200.0000.00717.01
8.0.190.0000.00717.11
8.0.180.0040.00416.97
8.0.170.0070.00016.97
8.0.160.0000.00717.05
8.0.150.0070.00017.07
8.0.140.0040.00316.91
8.0.130.0030.00313.50
8.0.120.0060.00317.00
8.0.110.0040.00416.98
8.0.100.0030.00517.10
8.0.90.0070.00017.12
8.0.80.0120.00617.04
8.0.70.0000.00717.09
8.0.60.0070.00016.97
8.0.50.0040.00416.94
8.0.30.0080.01117.29
8.0.20.0100.00917.41
8.0.10.0040.00417.03
8.0.00.0110.01016.99
7.4.330.0030.00315.14
7.4.320.0060.00016.71
7.4.300.0030.00316.82
7.4.290.0000.00716.73
7.4.280.0000.00716.64
7.4.270.0050.00216.62
7.4.260.0060.00316.82
7.4.250.0030.00516.68
7.4.240.0060.00116.76
7.4.230.0030.00516.83
7.4.220.0140.00316.65
7.4.210.0110.00516.72
7.4.200.0000.00716.57
7.4.190.0040.00416.91
7.4.160.0080.00816.81
7.4.150.0150.00317.40
7.4.140.0080.01117.86
7.4.130.0130.00816.71
7.4.120.0080.01016.85
7.4.110.0140.01016.83
7.4.100.0140.00816.90
7.4.90.0120.00616.95
7.4.80.0160.01019.39
7.4.70.0030.01416.84
7.4.60.0030.01416.48
7.4.50.0000.00916.50
7.4.40.0000.01422.77
7.4.30.0000.01616.77
7.4.00.0100.00715.28
7.3.330.0040.00413.29
7.3.320.0030.00313.32
7.3.310.0070.00016.41
7.3.300.0070.00016.57
7.3.290.0100.01016.41
7.3.280.0080.01216.52
7.3.270.0030.01317.40
7.3.260.0180.00016.77
7.3.250.0080.00816.64
7.3.240.0150.00716.50
7.3.230.0120.00416.39
7.3.210.0130.00416.55
7.3.200.0110.00519.39
7.3.190.0120.01216.60
7.3.180.0090.00616.49
7.3.170.0050.01116.87
7.3.160.0060.00916.63
7.3.120.0070.00715.05
7.3.10.0070.00716.95
7.3.00.0080.00316.82
7.2.330.0090.00916.86
7.2.320.0090.00916.98
7.2.310.0110.00816.85
7.2.300.0120.00916.97
7.2.290.0130.00316.86
7.2.130.0030.01017.34
7.2.120.0100.00316.85
7.2.110.0120.00316.88
7.2.100.0000.01217.11
7.2.90.0100.00717.13
7.2.80.0100.00717.28
7.2.70.0060.00617.30
7.2.60.0030.00717.08
7.2.50.0070.00316.88
7.2.40.0070.00317.27
7.2.30.0070.00717.14
7.2.20.0040.01117.02
7.2.10.0040.01217.12
7.2.00.0100.00818.20
7.1.250.0090.00316.07
7.1.100.0070.01118.71
7.1.70.0040.00417.32
7.1.60.0120.01219.82
7.1.50.0120.00617.11
7.1.00.0030.09322.33
7.0.200.0000.00817.00
7.0.140.0100.06021.92
7.0.60.0030.07019.96
7.0.50.0070.07317.87
7.0.40.0030.08020.27
7.0.30.0230.07720.11
7.0.20.0200.04720.21
7.0.10.0100.08020.16
7.0.00.0000.05020.32
5.6.280.0100.06721.07
5.6.210.0130.06020.55
5.6.200.0000.06018.27
5.6.190.0070.05320.67
5.6.180.0500.06320.39
5.6.170.0330.06320.44
5.6.160.0100.05320.55
5.6.150.0070.03318.18
5.6.140.0270.05018.18
5.6.130.0070.09018.11
5.6.120.0070.05321.10
5.6.110.0030.08321.03
5.6.100.0100.08321.17
5.6.90.0030.08321.09
5.6.80.0000.07720.41
5.5.350.4300.03720.30
5.5.340.0030.04317.98
5.5.330.0030.07720.27
5.5.320.0530.07020.34
5.5.310.0200.06020.35
5.5.300.0070.04717.93
5.5.290.0070.08017.93
5.5.280.0100.05020.80
5.5.270.0200.04020.80
5.5.260.0070.07720.73
5.5.250.0100.05720.66
5.5.240.0470.05320.00
5.4.450.0530.07019.55
5.4.440.0530.06019.46
5.4.430.0530.06719.40
5.4.420.0600.06319.48
5.4.410.0530.07019.34
5.4.400.0500.05718.89
5.4.390.0430.03719.09
5.4.380.0500.03719.09
5.4.370.0570.05718.99
5.4.360.0570.05319.19
5.4.350.0500.06719.16
5.4.340.0470.05019.24
5.4.320.0530.06319.09
5.4.310.0470.06319.22
5.4.300.0570.06318.98
5.4.290.0400.04018.95
5.4.280.0470.04718.98
5.4.270.0430.03719.08
5.4.260.0500.04319.06
5.4.250.0500.04719.14
5.4.240.0430.05019.10
5.4.230.0370.04719.19
5.4.220.0430.05319.09
5.4.210.0530.06319.23
5.4.200.0400.03718.93
5.4.190.0470.04319.12
5.4.180.0400.04319.23
5.4.170.0430.04019.14
5.4.160.0330.03718.85
5.4.150.0500.03719.12
5.4.140.0300.06316.53
5.4.130.0470.06016.45
5.4.120.0500.05716.42
5.4.110.0430.06316.61
5.4.100.0330.04716.63
5.4.90.0300.05016.42
5.4.80.0500.06016.57
5.4.70.0470.04316.55
5.4.60.0370.07016.54
5.4.50.0430.06316.54
5.4.40.0700.04716.63
5.4.30.0470.03716.32
5.4.20.0570.06016.48
5.4.10.0530.05316.43
5.4.00.0700.04715.75
5.3.290.0430.05314.56
5.3.280.0500.06314.50
5.3.270.0400.03314.59
5.3.260.0470.05314.65
5.3.250.0330.04014.51
5.3.240.0370.03314.52
5.3.230.0500.06314.61
5.3.220.0370.04714.79
5.3.210.0470.06314.48
5.3.200.0300.04314.47
5.3.190.0370.04314.57
5.3.180.0470.06314.54
5.3.170.0470.06714.78
5.3.160.0470.06014.72
5.3.150.0330.03714.64
5.3.140.0570.04014.47
5.3.130.0530.06714.59
5.3.120.0400.05314.53
5.3.110.0330.04714.71
5.3.100.0470.05714.11
5.3.90.0530.06314.01
5.3.80.0370.04713.93
5.3.70.0470.04313.95
5.3.60.0430.04014.01
5.3.50.0530.06714.02
5.3.40.0430.03314.07
5.3.30.0570.02713.93
5.3.20.0530.06013.59
5.3.10.0500.06713.56
5.3.00.0430.04313.66
5.2.170.0500.04311.37
5.2.160.0430.04311.12
5.2.150.0400.04311.15
5.2.140.0700.02711.15
5.2.130.0400.05311.26
5.2.120.0400.03711.11
5.2.110.0400.02311.03
5.2.100.0500.04711.03
5.2.90.0400.05710.98
5.2.80.0430.05311.00
5.2.70.0330.03011.17
5.2.60.0430.05311.13
5.2.50.0400.05710.93
5.2.40.0370.05011.08
5.2.30.0330.05010.89
5.2.20.0430.04310.96
5.2.10.0330.04710.86
5.2.00.0300.05310.69
5.1.60.0270.0409.98
5.1.50.0330.05310.15
5.1.40.0330.0509.89
5.1.30.0300.05010.25
5.1.20.0400.04710.28
5.1.10.0300.05710.05
5.1.00.0330.05010.05
5.0.50.0200.0439.66
5.0.40.0200.0379.66
5.0.30.0230.0409.66
5.0.20.0200.0409.66
5.0.10.0200.0409.66
5.0.00.0200.0539.66
4.4.90.0170.0339.66
4.4.80.0200.0209.66
4.4.70.0170.0239.66
4.4.60.0200.0209.66
4.4.50.0230.0309.66
4.4.40.0270.0439.66
4.4.30.0170.0279.66
4.4.20.0170.0339.66
4.4.10.0170.0339.66
4.4.00.0170.0379.66
4.3.110.0200.0209.66
4.3.100.0170.0339.66
4.3.90.0230.0279.66
4.3.80.0230.0439.66
4.3.70.0170.0209.66
4.3.60.0170.0139.66
4.3.50.0170.0139.66
4.3.40.0200.0179.66
4.3.30.0100.0379.66
4.3.20.0130.0279.66
4.3.10.0100.0379.66
4.3.00.0070.0209.66

preferences:
39.81 ms | 401 KiB | 5 Q