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<?php $a1 = array('a1','a2','a3','a4'); $result=implode("<br/>\n",$a1)."<br/>"; echo $result; $product_names = apply_filters( 'woocommerce_shipping_package_details_array', $product_names, $package );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7FMOg
function name:  (null)
number of ops:  15
compiled vars:  !0 = $a1, !1 = $result, !2 = $product_names, !3 = $package
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        INIT_FCALL                                               'implode'
          2        SEND_VAL                                                 '%3Cbr%2F%3E%0A'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $5      
          5        CONCAT                                           ~6      $5, '%3Cbr%2F%3E'
          6        ASSIGN                                                   !1, ~6
    5     7        ECHO                                                     !1
    7     8        INIT_FCALL_BY_NAME                                       'apply_filters'
          9        SEND_VAL_EX                                              'woocommerce_shipping_package_details_array'
         10        SEND_VAR_EX                                              !2
         11        SEND_VAR_EX                                              !3
         12        DO_FCALL                                      0  $8      
         13        ASSIGN                                                   !2, $8
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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