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<?php $string = '{ABC!@#5[XYZ:5]jkfjk[fkjkj]}'; preg_match_all('/\[.*?\]/', $string, $matches); print_r($matches);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JPXJ7
function name:  (null)
number of ops:  10
compiled vars:  !0 = $string, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%7BABC%21%40%235%5BXYZ%3A5%5Djkfjk%5Bfkjkj%5D%7D'
    5     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%2F%5C%5B.%2A%3F%5C%5D%2F'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    7     6        INIT_FCALL                                               'print_r'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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