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<?php $a = filter_var('bobexample.com', FILTER_VALIDATE_EMAIL); var_dump(filter_var('bobexample.com',FILTER_SANITIZE_EMAIL)); var_dump(empty($usr_email));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pQNiP
function name:  (null)
number of ops:  17
compiled vars:  !0 = $a, !1 = $usr_email
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   INIT_FCALL                                               'filter_var'
          1        SEND_VAL                                                 'bobexample.com'
          2        SEND_VAL                                                 274
          3        DO_ICALL                                         $2      
          4        ASSIGN                                                   !0, $2
    7     5        INIT_FCALL                                               'var_dump'
          6        INIT_FCALL                                               'filter_var'
          7        SEND_VAL                                                 'bobexample.com'
          8        SEND_VAL                                                 517
          9        DO_ICALL                                         $4      
         10        SEND_VAR                                                 $4
         11        DO_ICALL                                                 
    9    12        INIT_FCALL                                               'var_dump'
         13        ISSET_ISEMPTY_CV                                 ~6      !1
         14        SEND_VAL                                                 ~6
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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