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<?php $template = "<html><head><title>{{head}}</title></head><body>{{body}}</body></html>"; preg_match_all("{{(\w*)}}", $template, $matches); foreach($matches[1] as $var) { ${$var} = ''; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 8, Position 2 = 12
Branch analysis from position: 8
2 jumps found. (Code = 78) Position 1 = 9, Position 2 = 12
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
filename:       /in/OP9OD
function name:  (null)
number of ops:  14
compiled vars:  !0 = $template, !1 = $matches, !2 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%3Chtml%3E%3Chead%3E%3Ctitle%3E%7B%7Bhead%7D%7D%3C%2Ftitle%3E%3C%2Fhead%3E%3Cbody%3E%7B%7Bbody%7D%7D%3C%2Fbody%3E%3C%2Fhtml%3E'
    4     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%7B%7B%28%5Cw%2A%29%7D%7D'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    6     6        FETCH_DIM_R                                      ~5      !1, 1
          7      > FE_RESET_R                                       $6      ~5, ->12
          8    > > FE_FETCH_R                                               $6, !2, ->12
    7     9    >   FETCH_W                      local               $7      !2
         10        ASSIGN                                                   $7, ''
    6    11      > JMP                                                      ->8
         12    >   FE_FREE                                                  $6
    9    13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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