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<?php $var = 'foo'; $string = 'this is a string with $var'; echo $string; echo "\n"; $var2 = 'foo'; $string2 = "this is a string with $var"; echo $string2;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/K6GMc
function name:  (null)
number of ops:  10
compiled vars:  !0 = $var, !1 = $string, !2 = $var2, !3 = $string2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'foo'
    4     1        ASSIGN                                                   !1, 'this+is+a+string+with+%24var'
    5     2        ECHO                                                     !1
    7     3        ECHO                                                     '%0A'
    9     4        ASSIGN                                                   !2, 'foo'
   10     5        NOP                                                      
          6        FAST_CONCAT                                      ~7      'this+is+a+string+with+', !0
          7        ASSIGN                                                   !3, ~7
   11     8        ECHO                                                     !3
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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