3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['red', 'green', 'blue']; $choices = []; foreach ($a as $e) { $choices[$e] = $e; } var_dump($choices); var_dump(array_combine($a, $a));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 7
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 7
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
filename:       /in/RusWp
function name:  (null)
number of ops:  19
compiled vars:  !0 = $a, !1 = $choices, !2 = $e
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    5     2      > FE_RESET_R                                       $5      !0, ->7
          3    > > FE_FETCH_R                                               $5, !2, ->7
    6     4    >   ASSIGN_DIM                                               !1, !2
          5        OP_DATA                                                  !2
    5     6      > JMP                                                      ->3
          7    >   FE_FREE                                                  $5
    9     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !1
         10        DO_ICALL                                                 
   10    11        INIT_FCALL                                               'var_dump'
         12        INIT_FCALL                                               'array_combine'
         13        SEND_VAR                                                 !0
         14        SEND_VAR                                                 !0
         15        DO_ICALL                                         $8      
         16        SEND_VAR                                                 $8
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
146.08 ms | 1395 KiB | 17 Q