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<?php # Question 2) What is the output of the following code? $aArr = array(1,2,3); foreach ($aArr as &$element) { /* do stuff */ } foreach ($aArr as $element) { /* do stuff */ } echo implode(" ",$aArr); # a) 1 2 3 # b) 1 2 2 <<< CORRECT # c) 3 3 3 # d) Error - argument order of implode is wrong
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 125) Position 1 = 2, Position 2 = 4
Branch analysis from position: 2
2 jumps found. (Code = 126) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 4
2 jumps found. (Code = 77) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
2 jumps found. (Code = 78) Position 1 = 7, Position 2 = 8
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
Branch analysis from position: 4
filename:       /in/ahnWD
function name:  (null)
number of ops:  15
compiled vars:  !0 = $aArr, !1 = $element
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, <array>
    6     1      > FE_RESET_RW                                      $3      !0, ->4
          2    > > FE_FETCH_RW                                              $3, !1, ->4
          3    > > JMP                                                      ->2
          4    >   FE_FREE                                                  $3
    7     5      > FE_RESET_R                                       $4      !0, ->8
          6    > > FE_FETCH_R                                               $4, !1, ->8
          7    > > JMP                                                      ->6
          8    >   FE_FREE                                                  $4
    8     9        INIT_FCALL                                               'implode'
         10        SEND_VAL                                                 '+'
         11        SEND_VAR                                                 !0
         12        DO_ICALL                                         $5      
         13        ECHO                                                     $5
   13    14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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