question: find the first occurrence of the given byte b in a utf-8 encoded string concode_field_sep PlaceHolder placeHolder concode_field_sep int findNthByte concode_elem_sep int findNthByte concode_elem_sep int findBytes
target: int function ( byte [ ] arg0 , int arg1 , int arg2 , byte arg3 ) { for ( int loc0 = arg1 ; loc0 < arg2 ; loc0 ++ ) { if ( arg0 [ loc0 ] == arg3 ) { return loc0 ; } } return - 1 ; }