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<?php $str = 'abcd'; var_dump(strpos($str, 'c')); if( $pos = strpos($str, 'c') === false ){ $pos = 'none'; } var_dump($pos);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 16
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
filename:       /in/NA8NF
function name:  (null)
number of ops:  20
compiled vars:  !0 = $str, !1 = $pos
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'abcd'
    5     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'strpos'
          3        SEND_VAR                                                 !0
          4        SEND_VAL                                                 'c'
          5        DO_ICALL                                         $3      
          6        SEND_VAR                                                 $3
          7        DO_ICALL                                                 
    7     8        INIT_FCALL                                               'strpos'
          9        SEND_VAR                                                 !0
         10        SEND_VAL                                                 'c'
         11        DO_ICALL                                         $5      
         12        TYPE_CHECK                                    4  ~6      $5
         13        ASSIGN                                           ~7      !1, ~6
         14      > JMPZ                                                     ~7, ->16
    8    15    >   ASSIGN                                                   !1, 'none'
   11    16    >   INIT_FCALL                                               'var_dump'
         17        SEND_VAR                                                 !1
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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