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<?php $tests = [ ", One ,, ,,", ", Two , Three", "Four, Five ", " Six,Seven, ", " ,Eight ,Nine , , , , Ten ,", ",,Eleventy Twelve , , Thrirteen " ]; foreach ($tests as $test) { var_export( preg_replace('/[, ]*,[, ]*/', ', ', trim($test, ', ')) ); echo "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 11
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 11
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/HeCFp
function name:  (null)
number of ops:  13
compiled vars:  !0 = $tests, !1 = $test
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
   12     1      > FE_RESET_R                                           $3      !0, ->11
          2    > > FE_FETCH_R                                                   $3, !1, ->11
   13     3    >   INIT_FCALL                                                   'var_export'
   14     4        FRAMELESS_ICALL_2                trim                ~4      !1, '%2C+'
          5        FRAMELESS_ICALL_3                preg_replace        ~5      '%2F%5B%2C+%5D%2A%2C%5B%2C+%5D%2A%2F', '%2C+'
          6        OP_DATA                                                      ~4
          7        SEND_VAL                                                     ~5
   13     8        DO_ICALL                                                     
   16     9        ECHO                                                         '%0A'
   12    10      > JMP                                                          ->2
         11    >   FE_FREE                                                      $3
   17    12      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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