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run code in 300+ PHP versions simultaneously
<?php echo phpversion().", "; if (function_exists("gzdecode")) { echo "gzdecode OK, "; } else { echo "gzdecode no OK, "; } if (extension_loaded('zlib')) { echo "zlib extension loaded "; } else { echo "zlib extension not loaded "; } echo gzdecode("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"); ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 10
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 17
Branch analysis from position: 15
1 jumps found. (Code = 42) Position 1 = 18
Branch analysis from position: 18
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 17
Branch analysis from position: 15
Branch analysis from position: 17
filename:       /in/e2b6p
function name:  (null)
number of ops:  23
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'phpversion'
          1        DO_ICALL                                         $0      
          2        CONCAT                                           ~1      $0, '%2C+'
          3        ECHO                                                     ~1
    5     4        INIT_FCALL                                               'function_exists'
          5        SEND_VAL                                                 'gzdecode'
          6        DO_ICALL                                         $2      
          7      > JMPZ                                                     $2, ->10
    6     8    >   ECHO                                                     'gzdecode+OK%2C+'
          9      > JMP                                                      ->11
    8    10    >   ECHO                                                     'gzdecode+no+OK%2C+'
   11    11    >   INIT_FCALL                                               'extension_loaded'
         12        SEND_VAL                                                 'zlib'
         13        DO_ICALL                                         $3      
         14      > JMPZ                                                     $3, ->17
   12    15    >   ECHO                                                     'zlib+extension+loaded+'
         16      > JMP                                                      ->18
   14    17    >   ECHO                                                     'zlib+extension+not+loaded+'
   19    18    >   INIT_FCALL                                               'gzdecode'
         19        SEND_VAL                                                 'H4sIAGUVQk8A%2F%2B1XXY7iRhB%2Bj5Q7dHg33YZhB1CPV%2BZvcAYGhD1RkjfGbowFtEm7HYYDJDeIlAskZ8g7F0vZxsY%2FsNKutNJKu0hg11f%2F1VVlTN%2B%2F7bbodyYCz%2BcPNbVOaohx23c87j7UQrlS2rX32vff0R8U5adEChGiIkWJwIFvhzvGJQIjPAB5wbte4HcD6cTXBiGNRlcye919C5zufunxOmgn30YtUQOW91BbS7nvYnw4HOqHZt0XLgZlFf88nZj2mu2WiscDueQ2A63A6wYxOPHtpYwD%2FzjPqETXQaYGCSFES5wYBPhR7MeOOFNATwPXcLTTn6e%2FT3%2Bc%2Fj39d%2FqH4gTLRPqCDaS10yCUjkLaCrmzSKfbJN27%2Bzr5leKUnyn0pL3u%2Bf7G1VbLbcAovgCZzPPrbGW9BZpKcXp7cSjF1gzBYYvUVQIOznQmAEm4mvn8OKE4ulUvHIN70p3LY4ZErnbaUxgG3j4M0aPwwz243OUF5oHc6rmixCAAE48zbcpkAGfDUCvqF0LQmG0D5PGNR3EqU1CEaI%2FayIjDLsSBy34oroRLRwfH1V2Z1xt53ICe4bkzScps9LWB3tNHxngMNQYq7%2ByKFoAF63H1Lt1A5ztp8NVFPKHBwLv7doeoahtSSKG80FQ6mrUYxdzoPs%2Bz9nmTcXnc4zwUe818mc%2BjIp3JS5AVLbpgvznDN1vygcx1IcV5PBMevMr8UdJy2WbCLUFRpAIOqwIn2ippN9VW876hdsg7OLOKMr6mTXHZUUGV4kKccdS6bcsPRW709GforE6rTaAVW%2FekE3%2FAbsT4oKOC6cTZZ2uysnXad6QlYMRLnRD1UjlDMCYAPF9Pf0UjkkAFuSF3LB9%2BAIdfJH0UXZoNpL5SnGMWpq%2Fkjuo7WfXuAIr69vGhNnxZ1LIVlLIKFkt0fy3cntAGw54FfZ0QebZTLvrtssdbS%2BdOeSudORqc9xOajZA1e%2FplpkwNy3zpGebYQBNrUNpuabGv7Li0DuctFhtDprUYDi2kXt9uaS43dlxW66veosiuJHW1jSK4WrG4iEVlSHbORBiggO2X8fmX0r%2BRepb22NtsfHFc%2B5sNE0cE3caYRD5ntyqQZP%2Fj%2FEr21zJP8qh0QnHWq9MezV401mq73W41Wumo94qjXhr2rGrlTRIN0cgX6WhOh6apPw6hf5CpT%2BczFDXUedZyYjkLi%2BKzIcZeQBo2%2F9qD52GAwkg5tGUomINWHts6FCcS%2BehKduJwK8vhEzaG2mjetZLn1K27b7vko3dJ%2FZOXCfq2P77A%2FfF1LJD0b2ryIoSrb0LwH%2BX8wqf9D1ajTJY4DgAA'
         20        DO_ICALL                                         $4      
         21        ECHO                                                     $4
   20    22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
154.15 ms | 1400 KiB | 21 Q