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<?php $string = '0,"20"1,"100000050"25,"100000050"19,""11,"Masuda"12,"Jin"'; preg_match_all("/([0-9]+,\"([0-9a-z]+)?\")/i", $string, $m); var_dump($m);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JGPuH
function name:  (null)
number of ops:  10
compiled vars:  !0 = $string, !1 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '0%2C%2220%221%2C%22100000050%2225%2C%22100000050%2219%2C%22%2211%2C%22Masuda%2212%2C%22Jin%22'
    3     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%2F%28%5B0-9%5D%2B%2C%22%28%5B0-9a-z%5D%2B%29%3F%22%29%2Fi'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    4     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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