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<?php $row = 'ARTISTA - BRANO - ANNO'; \preg_match_all('/[a-zA-Z]+/', $row, $matches ); var_dump( $matches ); $row = 'ARTISTA -'; \preg_match_all('/[a-zA-Z]+/', $row, $matches ); var_dump( $matches );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PvdBg
function name:  (null)
number of ops:  19
compiled vars:  !0 = $row, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'ARTISTA+-+BRANO+-+ANNO'
    4     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%2F%5Ba-zA-Z%5D%2B%2F'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
    8     9        ASSIGN                                                   !0, 'ARTISTA+-'
    9    10        INIT_FCALL                                               'preg_match_all'
         11        SEND_VAL                                                 '%2F%5Ba-zA-Z%5D%2B%2F'
         12        SEND_VAR                                                 !0
         13        SEND_REF                                                 !1
         14        DO_ICALL                                                 
   10    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAR                                                 !1
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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