日本語パスを判定したい時に使う

PathChecker.cs

using System.Text.RegularExpressions;
using System;

public class PathChecker{

        static bool IsContainHiragana(string str)
        {
            return Regex.IsMatch(str, @"[\p{IsHiragana}]");
        }

        static bool IsContainKatakana(string str)
        {
            return Regex.IsMatch(str, @"[\p{IsKatakana}]");
        }

        static bool IsContainKanji(string str)
        {
            return Regex.IsMatch(str, @"[\p{IsCJKUnifiedIdeographs}" +
                                      @"\p{IsCJKCompatibilityIdeographs}" +
                                      @"\p{IsCJKUnifiedIdeographsExtensionA}]|" +
                                      @"[\uD840-\uD869][\uDC00-\uDFFF]|\uD869[\uDC00-\uDEDF]");
        }


}