succ!()
  public
  
    
    
Equivalent to String#succ, but modifies the receiver in place.
   
  
    Show source    
    
      /*
 *  call-seq:
 *     str.succ!   => str
 *     str.next!   => str
 *  
 *  Equivalent to <code>String#succ</code>, but modifies the receiver in
 *  place.
 */
static VALUE
rb_str_succ_bang(str)
    VALUE str;
{
    rb_str_shared_replace(str, rb_str_succ(str));
    return str;
}