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<?php $string = 'PT3M'; $pattern = '/[0-9]+/i'; $replacement = '#'; echo preg_replace($pattern, $replacement, $string);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lY1IL
function name:  (null)
number of ops:  10
compiled vars:  !0 = $string, !1 = $pattern, !2 = $replacement
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'PT3M'
    4     1        ASSIGN                                                   !1, '%2F%5B0-9%5D%2B%2Fi'
    5     2        ASSIGN                                                   !2, '%23'
    6     3        INIT_FCALL                                               'preg_replace'
          4        SEND_VAR                                                 !1
          5        SEND_VAR                                                 !2
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                         $6      
          8        ECHO                                                     $6
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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