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<?php $kamar = "12223233 sekamar berempat"; echo trim(preg_replace("/[^a-z]+/", " ", $kamar));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vJnvp
function name:  (null)
number of ops:  11
compiled vars:  !0 = $kamar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '12223233+sekamar+berempat'
    4     1        INIT_FCALL                                               'trim'
          2        INIT_FCALL                                               'preg_replace'
          3        SEND_VAL                                                 '%2F%5B%5Ea-z%5D%2B%2F'
          4        SEND_VAL                                                 '+'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $2      
          7        SEND_VAR                                                 $2
          8        DO_ICALL                                         $3      
          9        ECHO                                                     $3
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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