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<?php $p = '~"(\d+)",?{0,10}~'; $a = '["1","2","3"]'; preg_match_all($p, $a, $r); var_dump($r);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gO6FR
function name:  (null)
number of ops:  11
compiled vars:  !0 = $p, !1 = $a, !2 = $r
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%7E%22%28%5Cd%2B%29%22%2C%3F%7B0%2C10%7D%7E'
    4     1        ASSIGN                                                   !1, '%5B%221%22%2C%222%22%2C%223%22%5D'
    6     2        INIT_FCALL                                               'preg_match_all'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        SEND_REF                                                 !2
          6        DO_ICALL                                                 
    8     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !2
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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