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<?php $value = 'aké^abc'; $specs = \preg_match('#^(?=.*[a-zA-Z])[a-zA-Z. ]+$#', $value); var_dump($specs);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ujhj5
function name:  (null)
number of ops:  10
compiled vars:  !0 = $value, !1 = $specs
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'ak%C3%A9%5Eabc'
    4     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%23%5E%28%3F%3D.%2A%5Ba-zA-Z%5D%29%5Ba-zA-Z.+%5D%2B%24%23'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
    6     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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