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<?php $productos = array( array("id" => 10, "name"=>"bread"), array("id" => 12, "name"=>"Jam"), array("id" => 10, "name"=>"bread"), array("id" => 105, "name"=>"lobster") ); $cuenta = array(); foreach($productos as $producto){ if(!isset($cuenta[$producto['id']])){ $cuenta[$producto['id']] = 1; } else { $cuenta[$producto['id']]++; } } var_dump($cuenta);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 16
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 16
Branch analysis from position: 4
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 12
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 15
Branch analysis from position: 15
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 12
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
filename:       /in/b0JES
function name:  (null)
number of ops:  21
compiled vars:  !0 = $productos, !1 = $cuenta, !2 = $producto
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    9     1        ASSIGN                                                   !1, <array>
   10     2      > FE_RESET_R                                       $5      !0, ->16
          3    > > FE_FETCH_R                                               $5, !2, ->16
   11     4    >   FETCH_DIM_R                                      ~6      !2, 'id'
          5        ISSET_ISEMPTY_DIM_OBJ                         0  ~7      !1, ~6
          6        BOOL_NOT                                         ~8      ~7
          7      > JMPZ                                                     ~8, ->12
   12     8    >   FETCH_DIM_R                                      ~9      !2, 'id'
          9        ASSIGN_DIM                                               !1, ~9
         10        OP_DATA                                                  1
         11      > JMP                                                      ->15
   14    12    >   FETCH_DIM_R                                      ~11     !2, 'id'
         13        FETCH_DIM_RW                                     $12     !1, ~11
         14        PRE_INC                                                  $12
   10    15    > > JMP                                                      ->3
         16    >   FE_FREE                                                  $5
   18    17        INIT_FCALL                                               'var_dump'
         18        SEND_VAR                                                 !1
         19        DO_ICALL                                                 
         20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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