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<?php $options = array( 'index1' => 'html', 'index2' => 'html', 'index3' => 'slide', 'index4' => 'tab', 'index5' => array(123), ); $lookfor = array('slide', 'tab'); $found = array_intersect($options, $lookfor); print_r($found);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/i8iPS
function name:  (null)
number of ops:  11
compiled vars:  !0 = $options, !1 = $lookfor, !2 = $found
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
   10     1        ASSIGN                                                   !1, <array>
   11     2        INIT_FCALL                                               'array_intersect'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                         $5      
          6        ASSIGN                                                   !2, $5
   14     7        INIT_FCALL                                               'print_r'
          8        SEND_VAR                                                 !2
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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