3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = json_decode(false); $b = $a["nonce"]; var_export($a); var_export($b);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9tN3a
function name:  (null)
number of ops:  13
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'json_decode'
          1        SEND_VAL                                                 <false>
          2        DO_ICALL                                         $2      
          3        ASSIGN                                                   !0, $2
    4     4        FETCH_DIM_R                                      ~4      !0, 'nonce'
          5        ASSIGN                                                   !1, ~4
    6     6        INIT_FCALL                                               'var_export'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
    7     9        INIT_FCALL                                               'var_export'
         10        SEND_VAR                                                 !1
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
162.44 ms | 1394 KiB | 17 Q