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<?php $haystack = 'abcdefg'; $needle = 'cd'; echo mb_strstr($haystack,$needle,true),"\n"; echo mb_strstr($haystack,$needle,false),"\n"; echo mb_stristr($haystack,$needle,true),"\n"; echo mb_stristr($haystack,$needle,false),"\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mDXC4
function name:  (null)
number of ops:  31
compiled vars:  !0 = $haystack, !1 = $needle
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'abcdefg'
    3     1        ASSIGN                                                   !1, 'cd'
    4     2        INIT_FCALL                                               'mb_strstr'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        SEND_VAL                                                 <true>
          6        DO_ICALL                                         $4      
          7        ECHO                                                     $4
          8        ECHO                                                     '%0A'
    5     9        INIT_FCALL                                               'mb_strstr'
         10        SEND_VAR                                                 !0
         11        SEND_VAR                                                 !1
         12        SEND_VAL                                                 <false>
         13        DO_ICALL                                         $5      
         14        ECHO                                                     $5
         15        ECHO                                                     '%0A'
    7    16        INIT_FCALL                                               'mb_stristr'
         17        SEND_VAR                                                 !0
         18        SEND_VAR                                                 !1
         19        SEND_VAL                                                 <true>
         20        DO_ICALL                                         $6      
         21        ECHO                                                     $6
         22        ECHO                                                     '%0A'
    8    23        INIT_FCALL                                               'mb_stristr'
         24        SEND_VAR                                                 !0
         25        SEND_VAR                                                 !1
         26        SEND_VAL                                                 <false>
         27        DO_ICALL                                         $7      
         28        ECHO                                                     $7
         29        ECHO                                                     '%0A'
         30      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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