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<?php $string = "This is my test case for an example."; preg_match_all( "/(?=(\b\w+ \w+))/", $string, $m ); var_export($m[1]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/53crP
function name:  (null)
number of ops:  11
compiled vars:  !0 = $string, !1 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'This+is+my+test+case+for+an+example.'
    5     1        INIT_FCALL                                               'preg_match_all'
    6     2        SEND_VAL                                                 '%2F%28%3F%3D%28%5Cb%5Cw%2B+%5Cw%2B%29%29%2F'
    7     3        SEND_VAR                                                 !0
    8     4        SEND_REF                                                 !1
    5     5        DO_ICALL                                                 
   10     6        INIT_FCALL                                               'var_export'
          7        FETCH_DIM_R                                      ~4      !1, 1
          8        SEND_VAL                                                 ~4
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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