3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array( "28000000000000003" => 'ABC', "28000000000000001" => 'PQR' ); echo "<pre>" ; echo "1.".in_array("28000000000000003",array_keys($data),true) , PHP_EOL; echo "2.".in_array("28000000000000003",array_keys($data)) , PHP_EOL; echo "3.".in_array("28000000000000003",array("28000000000000003","28000000000000001"),true) , PHP_EOL; echo "4.".in_array("28000000000000003",array("28000000000000003","28000000000000001")) , PHP_EOL; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/OOcU3
function name:  (null)
number of ops:  35
compiled vars:  !0 = $data
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    8     1        ECHO                                                     '%3Cpre%3E'
   10     2        INIT_FCALL                                               'in_array'
          3        SEND_VAL                                                 '28000000000000003'
          4        INIT_FCALL                                               'array_keys'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $2      
          7        SEND_VAR                                                 $2
          8        SEND_VAL                                                 <true>
          9        DO_ICALL                                         $3      
         10        CONCAT                                           ~4      '1.', $3
         11        ECHO                                                     ~4
         12        ECHO                                                     '%0A'
   12    13        INIT_FCALL                                               'in_array'
         14        SEND_VAL                                                 '28000000000000003'
         15        INIT_FCALL                                               'array_keys'
         16        SEND_VAR                                                 !0
         17        DO_ICALL                                         $5      
         18        SEND_VAR                                                 $5
         19        DO_ICALL                                         $6      
         20        CONCAT                                           ~7      '2.', $6
         21        ECHO                                                     ~7
         22        ECHO                                                     '%0A'
   14    23        IN_ARRAY                                         ~8      '28000000000000003', <array>
         24        CONCAT                                           ~9      '3.', ~8
         25        ECHO                                                     ~9
         26        ECHO                                                     '%0A'
   16    27        INIT_FCALL                                               'in_array'
         28        SEND_VAL                                                 '28000000000000003'
         29        SEND_VAL                                                 <array>
         30        DO_ICALL                                         $10     
         31        CONCAT                                           ~11     '4.', $10
         32        ECHO                                                     ~11
         33        ECHO                                                     '%0A'
   17    34      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
165.61 ms | 941 KiB | 18 Q