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<?php $t = 'toto tutu 1.3 tdfs fdsfds fdsfsd'; preg_match('/^[^0-9]+/', $t, $matches); echo trim($matches[0]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZNJco
function name:  (null)
number of ops:  12
compiled vars:  !0 = $t, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'toto+tutu+1.3+tdfs+fdsfds+fdsfsd'
    3     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%2F%5E%5B%5E0-9%5D%2B%2F'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    4     6        INIT_FCALL                                               'trim'
          7        FETCH_DIM_R                                      ~4      !1, 0
          8        SEND_VAL                                                 ~4
          9        DO_ICALL                                         $5      
         10        ECHO                                                     $5
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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