3v4l.org

run code in 300+ PHP versions simultaneously
<?php function decrypt($a) { $a1 = strtolower(strrev($a)); $a2 = hexdec(substr($a1,0,4)) ^ hexdec('BFF') ^ hexdec('D77D'); $a3 = substr($a1,4); $a5 = 0; unset($ans); for($a5=0;$a5<strlen($a3);$a5+=6){ ++$a6; $mul=$a6 * $a6; $a7=$mul ^ hexdec('6E'); $ans = $ans . chr(octdec(hexdec(substr($a3,$a5,6))) ^ hexdec('AFE43') ^ hexdec('399AA3') ^ $a7 ^ $a2); } return $ans; } echo decrypt('DEFBFD2EFBFDBCFBFD58FBFD56FBFD31FBFDDFEBFD3BEBFD48EBFD16EBFD83EBFD2DDBFDDFDBFDBCDBFDCBDBFD87DBFDB9DBFDB5DBFD76DBFDF6DBFDF5DBFDD5DBFD82ED'); define('__FLAG__', 'flag{hidden_flag}'); if(decrypt("DEFBFD2EFBFDBCFBFD58FBFD56FBFD31FBFDDFEBFD3BEBFD48EBFD16EBFD83EBFD2DDBFDDFDBFDBCDBFDCBDBFD87DBFDB9DBFDB5DBFD76DBFDF6DBFDF5DBFDD5DBFD82ED") == 'pwning_the_phpreverse!') { echo __FLAG__; } ?>

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)
8.3.60.0070.01116.86
8.3.50.0100.00716.28
8.3.40.0060.00918.66
8.3.30.0120.00318.79
8.3.20.0050.00320.33
8.3.10.0040.00423.52
8.3.00.0050.00317.51
8.2.180.0050.00917.00
8.2.170.0180.00722.96
8.2.160.0030.01022.13
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0040.00419.27
8.2.120.0040.00426.35
8.2.110.0000.01022.07
8.2.100.0120.00018.34
8.2.90.0080.00019.21
8.2.80.0030.00618.05
8.2.70.0060.00317.74
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0040.00420.44
8.2.30.0030.00619.45
8.2.20.0040.00418.16
8.2.10.0000.00718.16
8.2.00.0030.00618.05
8.1.280.0120.00325.92
8.1.270.0040.00424.00
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0030.00622.10
8.1.230.0070.00417.48
8.1.220.0000.00917.74
8.1.210.0000.00818.77
8.1.200.0070.00317.25
8.1.190.0040.00417.10
8.1.180.0060.00318.10
8.1.170.0080.00018.48
8.1.160.0000.00719.01
8.1.150.0080.00020.65
8.1.140.0000.00819.66
8.1.130.0000.00718.94
8.1.120.0000.00717.55
8.1.110.0000.00717.34
8.1.100.0040.00417.52
8.1.90.0030.00617.49
8.1.80.0000.00717.39
8.1.70.0030.00317.45
8.1.60.0000.00817.67
8.1.50.0000.00817.44
8.1.40.0040.00417.56
8.1.30.0040.00417.63
8.1.20.0050.00217.52
8.1.10.0030.00517.49
8.1.00.0070.00017.48
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.39
8.0.270.0030.00317.35
8.0.260.0030.00316.85
8.0.250.0030.00317.07
8.0.240.0040.00416.92
8.0.230.0030.00316.95
8.0.220.0000.00716.90
8.0.210.0070.00016.99
8.0.200.0040.00417.04
8.0.190.0050.00516.91
8.0.180.0030.00516.90
8.0.170.0000.00716.91
8.0.160.0040.00417.05
8.0.150.0000.00717.05
8.0.140.0040.00416.98
8.0.130.0000.00613.43
8.0.120.0000.00716.95
8.0.110.0000.00716.84
8.0.100.0070.00016.89
8.0.90.0050.00316.97
8.0.80.0040.01517.03
8.0.70.0000.00816.94
8.0.60.0040.00417.05
8.0.50.0020.00516.93
8.0.30.0090.01017.21
8.0.20.0090.01017.40
8.0.10.0000.00716.91
8.0.00.0110.00616.96
7.4.330.0000.00515.55
7.4.320.0030.00316.61
7.4.300.0030.00316.44
7.4.290.0000.00716.63
7.4.280.0080.00016.51
7.4.270.0070.00016.56
7.4.260.0050.00013.42
7.4.250.0030.00316.55
7.4.240.0000.01016.54
7.4.230.0070.00016.52
7.4.220.0060.01316.39
7.4.210.0100.00616.65
7.4.200.0030.00316.63
7.4.160.0110.00616.71
7.4.150.0120.00617.40
7.4.140.0130.00917.86
7.4.130.0120.00816.58
7.4.120.0110.00916.62
7.4.110.0150.00416.50
7.4.100.0030.01416.58
7.4.90.0030.01316.52
7.4.80.0120.00819.39
7.4.70.0120.00616.42
7.4.60.0120.00616.48
7.4.50.0090.00616.62
7.4.40.0120.00416.77
7.4.30.0140.00316.66
7.4.00.0030.00915.25
7.3.330.0030.00313.32
7.3.320.0060.00013.42
7.3.310.0050.00316.35
7.3.300.0000.00716.36
7.3.290.0060.00916.47
7.3.280.0110.00616.44
7.3.270.0090.00917.40
7.3.260.0110.00716.50
7.3.250.0090.00916.52
7.3.240.0100.01016.57
7.3.230.0120.00616.41
7.3.210.0070.01316.70
7.3.200.0080.00816.50
7.3.190.0100.00516.48
7.3.180.0070.01016.51
7.3.170.0040.01216.44
7.3.160.0090.00916.69
7.3.10.0070.00516.83
7.3.00.0040.00916.54
7.2.330.0100.00716.58
7.2.320.0080.00816.75
7.2.310.0080.00816.68
7.2.300.0030.01316.55
7.2.290.0140.00416.66
7.2.130.0060.00816.78
7.2.120.0030.01416.88
7.2.110.0030.01016.97
7.2.100.0070.00916.73
7.2.90.0000.01416.80
7.2.80.0040.01117.04
7.2.70.0080.00416.91
7.2.60.0030.00816.86
7.2.50.0030.01116.82
7.2.40.0000.01116.86
7.2.30.0050.00716.96
7.2.20.0070.00916.80
7.2.10.0070.00716.80
7.2.00.0030.00917.68
7.1.250.0030.00615.87
7.1.200.0070.00715.59
7.1.100.0030.01018.07
7.1.70.0100.00715.48
7.1.60.0140.01433.34
7.1.50.0250.00432.98
7.1.40.0200.01032.83
7.1.30.0170.01332.64
7.1.20.0130.01732.71
7.1.10.0060.01114.71
7.1.00.0140.00614.75
7.0.200.0090.00614.95
7.0.190.0730.00314.89
7.0.180.0100.00714.53
7.0.170.0110.00614.41
7.0.160.0130.00314.55
7.0.150.0030.01314.50
7.0.140.0070.01014.61
7.0.130.0080.00814.89
7.0.120.0030.01214.90
7.0.110.0040.01314.44
7.0.100.0140.00714.43
7.0.90.0070.01014.43
7.0.80.0140.00314.54
7.0.70.0090.00914.66
7.0.60.0080.00814.25
7.0.50.0160.00314.72
7.0.40.0030.01414.63
7.0.30.0040.01414.44
7.0.20.0120.00614.58
7.0.10.0120.00514.47
7.0.00.0110.00714.54

preferences:
50.36 ms | 401 KiB | 5 Q