3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email_reference = [ 0=>'1', 1=>'2', 2=>'3', 3=>'4', 4=>'5' ]; echo json_encode( [ 'job'=>'email', 'details'=> ['email_reference' => $email_reference] ] );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/050R9
function name:  (null)
number of ops:  9
compiled vars:  !0 = $email_reference
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   11     1        INIT_FCALL                                               'json_encode'
   13     2        INIT_ARRAY                                       ~2      'email', 'job'
   14     3        INIT_ARRAY                                       ~3      !0, 'email_reference'
          4        ADD_ARRAY_ELEMENT                                ~2      ~3, 'details'
          5        SEND_VAL                                                 ~2
          6        DO_ICALL                                         $4      
          7        ECHO                                                     $4
   16     8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150 ms | 1393 KiB | 15 Q