3v4l.org

run code in 300+ PHP versions simultaneously
<?php $records = [ '{"FirstName":"John","Title":"","Surname":"Smith"}', '{"FirstName":"Daniel","Title":"","Surname":"Smith"}', ]; foreach ($records as $line) { $record = json_decode($line); echo $record->FirstName . "\n"; // etc }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 11
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 11
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/pl8ZY
function name:  (null)
number of ops:  13
compiled vars:  !0 = $records, !1 = $line, !2 = $record
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    7     1      > FE_RESET_R                                       $4      !0, ->11
          2    > > FE_FETCH_R                                               $4, !1, ->11
    8     3    >   INIT_FCALL                                               'json_decode'
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                         $5      
          6        ASSIGN                                                   !2, $5
    9     7        FETCH_OBJ_R                                      ~7      !2, 'FirstName'
          8        CONCAT                                           ~8      ~7, '%0A'
          9        ECHO                                                     ~8
    7    10      > JMP                                                      ->2
         11    >   FE_FREE                                                  $4
   10    12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
272.9 ms | 943 KiB | 14 Q