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<?php $testArray = array(1,2,3,4,5); $testNumber = 1; echo '(' . join(', ', $testArray) . ')'; echo(true and false);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/OVfPE
function name:  (null)
number of ops:  11
compiled vars:  !0 = $testArray, !1 = $testNumber
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, 1
    6     2        INIT_FCALL                                               'join'
          3        SEND_VAL                                                 '%2C+'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $4      
          6        CONCAT                                           ~5      '%28', $4
          7        CONCAT                                           ~6      ~5, '%29'
          8        ECHO                                                     ~6
    7     9        ECHO                                                     <false>
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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