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<?php $dannie = "Длина: 100 м Длина 100 метров Длина 100м"; if (preg_match_all('~Длина:\s*\K\d+(?:[.,]\d+)?~u', $dannie, $matches)) { echo implode(', ', $matches[0]); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 13
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
filename:       /in/HbYg3
function name:  (null)
number of ops:  14
compiled vars:  !0 = $dannie, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%D0%94%D0%BB%D0%B8%D0%BD%D0%B0%3A+100+%D0%BC%0A%D0%94%D0%BB%D0%B8%D0%BD%D0%B0+100+%D0%BC%D0%B5%D1%82%D1%80%D0%BE%D0%B2%0A%D0%94%D0%BB%D0%B8%D0%BD%D0%B0+100%D0%BC'
    6     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%7E%D0%94%D0%BB%D0%B8%D0%BD%D0%B0%3A%5Cs%2A%5CK%5Cd%2B%28%3F%3A%5B.%2C%5D%5Cd%2B%29%3F%7Eu'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                         $3      
          6      > JMPZ                                                     $3, ->13
    7     7    >   INIT_FCALL                                               'implode'
          8        SEND_VAL                                                 '%2C+'
          9        FETCH_DIM_R                                      ~4      !1, 0
         10        SEND_VAL                                                 ~4
         11        DO_ICALL                                         $5      
         12        ECHO                                                     $5
    8    13    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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