anchor.diff:  
     bool _ignoreCase = false;
     bool _isMultiLine = true;
  -  bool _isGlobal = false;
  +  bool _isGlobal = true;
   
     /// Escapes any non-word char with two backslashes used by any method, except [this.add]
     ///
  
positive.code:   /// Enable or disable search only for a first match in prior
    /// to all matches according to [enable] flag.
    ///
    /// Returns this verbal expression object.
    ///
    /// Example:
  
negative.code: 
    /// Enable or disable matching with ignoring case according to [enable] flag.
    ///
    /// Case sensitive matching is default.
    /// Returns this verbal expression object.
    ///
    /// Example:
  