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<?php $array1 = array( 'post', 'page' ); $array2 = array( 'page', 'post' ); $equal = $array1 == $array2; $strict = $array1 === $array2; // Note: this will error in PHP 5.4 and lower (unsupported by WP) $equivalent = empty( array_diff( $array1, $array2) ); var_dump( 'equal', $equal ); var_dump( 'strict', $strict ); var_dump( 'equivalent', $equivalent );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fAlcb
function name:  (null)
number of ops:  25
compiled vars:  !0 = $array1, !1 = $array2, !2 = $equal, !3 = $strict, !4 = $equivalent
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    6     2        IS_EQUAL                                         ~7      !0, !1
          3        ASSIGN                                                   !2, ~7
    7     4        IS_IDENTICAL                                     ~9      !0, !1
          5        ASSIGN                                                   !3, ~9
   10     6        INIT_FCALL                                               'array_diff'
          7        SEND_VAR                                                 !0
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                         $11     
         10        BOOL_NOT                                         ~12     $11
         11        ASSIGN                                                   !4, ~12
   12    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAL                                                 'equal'
         14        SEND_VAR                                                 !2
         15        DO_ICALL                                                 
   13    16        INIT_FCALL                                               'var_dump'
         17        SEND_VAL                                                 'strict'
         18        SEND_VAR                                                 !3
         19        DO_ICALL                                                 
   14    20        INIT_FCALL                                               'var_dump'
         21        SEND_VAL                                                 'equivalent'
         22        SEND_VAR                                                 !4
         23        DO_ICALL                                                 
         24      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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