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<?php $array1 = array("green", "red", "blue", "red", "white"); $array2 = array("green", "yellow", "red", "black"); print_r(array_diff($array1, $array2));
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/rTQbp
function name:  (null)
number of ops:  10
compiled vars:  !0 = $array1, !1 = $array2
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   ASSIGN                                                   !0, <array>
   3     1        ASSIGN                                                   !1, <array>
   4     2        INIT_FCALL                                               'print_r'
         3        INIT_FCALL                                               'array_diff'
         4        SEND_VAR                                                 !0
         5        SEND_VAR                                                 !1
         6        DO_ICALL                                         $4      
         7        SEND_VAR                                                 $4
         8        DO_ICALL                                                 
         9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.2.0