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<?php $test = []; $test[] = 1; $test[] = 2; echo $test.join(', ');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/j1tZ6
function name:  (null)
number of ops:  11
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ASSIGN_DIM                                               !0
          2        OP_DATA                                                  1
    4     3        ASSIGN_DIM                                               !0
          4        OP_DATA                                                  2
    5     5        INIT_FCALL                                               'join'
          6        SEND_VAL                                                 '%2C+'
          7        DO_ICALL                                         $4      
          8        CONCAT                                           ~5      !0, $4
          9        ECHO                                                     ~5
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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