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<?php $strHaystack='test'; $strNeedle='t'; $numPos=strpos($strHaystack,$strNeedle); print $numPos; print false; if($numPos!==false) print "Found '$strNeedle' at position: $numPos\r\n"; else print "Not Found!\r\n"; ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 18
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/3Mrlm
function name:  (null)
number of ops:  20
compiled vars:  !0 = $strHaystack, !1 = $strNeedle, !2 = $numPos
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'test'
    4     1        ASSIGN                                                   !1, 't'
    6     2        INIT_FCALL                                               'strpos'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                         $5      
          6        ASSIGN                                                   !2, $5
    7     7        ECHO                                                     !2
    8     8        ECHO                                                     <false>
    9     9        TYPE_CHECK                                  1018          !2
         10      > JMPZ                                                     ~7, ->18
   10    11    >   ROPE_INIT                                     5  ~9      'Found+%27'
         12        ROPE_ADD                                      1  ~9      ~9, !1
         13        ROPE_ADD                                      2  ~9      ~9, '%27+at+position%3A+'
         14        ROPE_ADD                                      3  ~9      ~9, !2
         15        ROPE_END                                      4  ~8      ~9, '%0D%0A'
         16        ECHO                                                     ~8
         17      > JMP                                                      ->19
   11    18    >   ECHO                                                     'Not+Found%21%0D%0A'
   13    19    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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