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<?php $signed_number_strings = ["--1", "---33", "+-444"]; foreach ($signed_number_strings as $string) { var_dump((int)preg_replace('~\++|-\+*-\+*~', '', $string)); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 13
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 13
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
filename:       /in/2WPCc
function name:  (null)
number of ops:  15
compiled vars:  !0 = $signed_number_strings, !1 = $string
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    4     1      > FE_RESET_R                                       $3      !0, ->13
          2    > > FE_FETCH_R                                               $3, !1, ->13
    5     3    >   INIT_FCALL                                               'var_dump'
          4        INIT_FCALL                                               'preg_replace'
          5        SEND_VAL                                                 '%7E%5C%2B%2B%7C-%5C%2B%2A-%5C%2B%2A%7E'
          6        SEND_VAL                                                 ''
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                         $4      
          9        CAST                                          4  ~5      $4
         10        SEND_VAL                                                 ~5
         11        DO_ICALL                                                 
    4    12      > JMP                                                      ->2
         13    >   FE_FREE                                                  $3
    6    14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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