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<?php if (!preg_match("^[a-zA-Z0-9.-_]+\@[a-zA-Z0-9.-_]\+.[a-zA-Z0-9.-_]+$",$email)); die ("Not a valid email format!");
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 6
Branch analysis from position: 6
1 jumps found. (Code = 79) Position 1 = -2
Branch analysis from position: 6
filename:       /in/Qj0JD
function name:  (null)
number of ops:  8
compiled vars:  !0 = $email
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%5E%5Ba-zA-Z0-9.-_%5D%2B%5C%40%5Ba-zA-Z0-9.-_%5D%5C%2B.%5Ba-zA-Z0-9.-_%5D%2B%24'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $1      
          4        BOOL_NOT                                         ~2      $1
          5      > JMPZ                                                     ~2, ->6
    4     6    > > EXIT                                                     'Not+a+valid+email+format%21'
          7*     > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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