3v4l.org

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<?php $str = "A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z, ,"; print_r(preg_split('~[^[:alnum:],]*,[^[:alnum:]]*|[\s,]+~', $str, -1, PREG_SPLIT_NO_EMPTY));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hJE8l
function name:  (null)
number of ops:  11
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'A%2CB%2CC%2CD%2CE%2CF%2CG%2CH%2CI%2CJ%2CK%2CL%2CM%2CN%2CO%2CP%2CQ%2CR%2CS%2CT%2CU%2CV%2CW%2CX%2CY%2CZ%2C+%2C'
    4     1        INIT_FCALL                                               'print_r'
          2        INIT_FCALL                                               'preg_split'
          3        SEND_VAL                                                 '%7E%5B%5E%5B%3Aalnum%3A%5D%2C%5D%2A%2C%5B%5E%5B%3Aalnum%3A%5D%5D%2A%7C%5B%5Cs%2C%5D%2B%7E'
          4        SEND_VAR                                                 !0
          5        SEND_VAL                                                 -1
          6        SEND_VAL                                                 1
          7        DO_ICALL                                         $2      
          8        SEND_VAR                                                 $2
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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154.33 ms | 1394 KiB | 17 Q