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<?php function searchfield($s) { return preg_replace(array('/[^a-z0-9]/si', '/^\s*/s', '/\s*$/s', '/\s+/s'), array(" ", "", "", " "), $s); } var_dump(searchfields("Ek soek die volgende"));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lPbA1
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL_BY_NAME                                       'searchfields'
          2        SEND_VAL_EX                                              'Ek+soek+die+volgende'
          3        DO_FCALL                                      0  $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Function searchfield:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lPbA1
function name:  searchfield
number of ops:  8
compiled vars:  !0 = $s
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
    4     1        INIT_FCALL                                               'preg_replace'
          2        SEND_VAL                                                 <array>
    5     3        SEND_VAL                                                 <array>
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $1      
          6      > RETURN                                                   $1
    6     7*     > RETURN                                                   null

End of function searchfield

Generated using Vulcan Logic Dumper, using php 8.0.0


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