3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array( array('rb' => 'Ingram'), array('qb' => 'Tannehill'), array('wr' => 'Evans'), ); $qb = array_column($arr, 'qb'); echo $qb[0];
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/QqRuK
function name:  (null)
number of ops:  9
compiled vars:  !0 = $arr, !1 = $qb
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    9     1        INIT_FCALL                                               'array_column'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 'qb'
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
   10     6        FETCH_DIM_R                                      ~5      !1, 0
          7        ECHO                                                     ~5
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
126.38 ms | 996 KiB | 14 Q