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<?php function formatLink($post) { if(preg_match('/^\>\>[0-9]{+}$/', $post)) { return "<font color=\"red\">".htmlentities($post)."</font>"; } else { return "<font color=\"#b7b7b7\">".htmlentities($post)."</font>"; } } echo formatLink(">>86721678");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/TRuNG
function name:  (null)
number of ops:  5
compiled vars:  none
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
  13     0  E >   INIT_FCALL                                               'formatlink'
         1        SEND_VAL                                                 '%3E%3E86721678'
         2        DO_FCALL                                      0  $0      
         3        ASSIGN_OBJ                                               $0
         4      > RETURN                                                   1

Function formatlink:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 13
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/TRuNG
function name:  formatLink
number of ops:  20
compiled vars:  !0 = $post
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   RECV                                             !0      
   3     1        INIT_FCALL                                               'preg_match'
         2        SEND_VAL                                                 '%2F%5E%5C%3E%5C%3E%5B0-9%5D%7B%2B%7D%24%2F'
         3        SEND_VAR                                                 !0
         4        DO_ICALL                                         $1      
         5      > JMPZ                                                     $1, ->13
   5     6    >   INIT_FCALL                                               'htmlentities'
         7        SEND_VAR                                                 !0
         8        DO_ICALL                                         $2      
         9        CONCAT                                           ~3      '%3Cfont+color%3D%22red%22%3E', $2
        10        CONCAT                                           ~4      ~3, '%3C%2Ffont%3E'
        11      > RETURN                                                   ~4
        12*       JMP                                                      ->19
   9    13    >   INIT_FCALL                                               'htmlentities'
        14        SEND_VAR                                                 !0
        15        DO_ICALL                                         $5      
        16        CONCAT                                           ~6      '%3Cfont+color%3D%22%23b7b7b7%22%3E', $5
        17        CONCAT                                           ~7      ~6, '%3C%2Ffont%3E'
        18      > RETURN                                                   ~7
  11    19*     > RETURN                                                   null

End of function formatlink

Generated using Vulcan Logic Dumper, using php 7.4.0