3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getNumber() { echo "hi"; return array(1, 2, 3); } foreach(count(getNumber()) as $num) { echo $num; } echo "<br /><br />"; $count = count(getNumber()); for($i=0; $i<count(getNumber()); $i++) { echo $i; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 4, Position 2 = 7
Branch analysis from position: 4
2 jumps found. (Code = 78) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 17
Branch analysis from position: 17
2 jumps found. (Code = 44) Position 1 = 22, Position 2 = 15
Branch analysis from position: 22
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
2 jumps found. (Code = 44) Position 1 = 22, Position 2 = 15
Branch analysis from position: 22
Branch analysis from position: 15
Branch analysis from position: 7
filename:       /in/q4mQO
function name:  (null)
number of ops:  23
compiled vars:  !0 = $num, !1 = $count, !2 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'getnumber'
          1        DO_FCALL                                      0  $3      
          2        COUNT                                            ~4      $3
          3      > FE_RESET_R                                       $5      ~4, ->7
          4    > > FE_FETCH_R                                               $5, !0, ->7
   10     5    >   ECHO                                                     !0
    9     6      > JMP                                                      ->4
          7    >   FE_FREE                                                  $5
   13     8        ECHO                                                     '%3Cbr+%2F%3E%3Cbr+%2F%3E'
   17     9        INIT_FCALL                                               'getnumber'
         10        DO_FCALL                                      0  $6      
         11        COUNT                                            ~7      $6
         12        ASSIGN                                                   !1, ~7
   18    13        ASSIGN                                                   !2, 0
         14      > JMP                                                      ->17
   19    15    >   ECHO                                                     !2
   18    16        PRE_INC                                                  !2
         17    >   INIT_FCALL                                               'getnumber'
         18        DO_FCALL                                      0  $11     
         19        COUNT                                            ~12     $11
         20        IS_SMALLER                                               !2, ~12
         21      > JMPNZ                                                    ~13, ->15
   20    22    > > RETURN                                                   1

Function getnumber:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/q4mQO
function name:  getNumber
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ECHO                                                     'hi'
    5     1      > RETURN                                                   <array>
    6     2*     > RETURN                                                   null

End of function getnumber

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.73 ms | 1399 KiB | 16 Q