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<?php $content_no_tags = " \n\r&nbsp;foo \n\r&nbsp;"; var_dump(preg_replace( '/\s+|&nbsp;+/S',' ', $content_no_tags ));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MRgRq
function name:  (null)
number of ops:  10
compiled vars:  !0 = $content_no_tags
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '+++%0A%0D%26nbsp%3Bfoo+++%0A%0D%26nbsp%3B'
    5     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'preg_replace'
          3        SEND_VAL                                                 '%2F%5Cs%2B%7C%26nbsp%3B%2B%2FS'
          4        SEND_VAL                                                 '+'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $2      
          7        SEND_VAR                                                 $2
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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