C#利用正則表達式匹配所有鏈接URL

C#獲取所有A標簽鏈接文本

        /// <summary>
        /// 取得所有鏈接URL
        /// </summary>
        /// <param name="html"></param>
        /// <returns></returns>
        public static string GetAllURL(string html)
        {
            StringBuilder sb = new StringBuilder();
            Match m = Regex.Match(html.ToLower(), "<a href=(.*?)>.*?</a>");

            while (m.Success)
            {
                sb.AppendLine(m.Result("$1"));
                m.NextMatch();
            }

            return sb.ToString();
        }

        /// <summary>
        /// 獲取所有連接文本
        /// </summary>
        /// <param name="html"></param>
        /// <returns></returns>
        public static string GetAllLinkText(string html)
        {
            StringBuilder sb = new StringBuilder();
            Match m = Regex.Match(html.ToLower(), "<a href=.*?>(1,100})</a>");

            while (m.Success)
            {
                sb.AppendLine(m.Result("$1"));
                m.NextMatch();
            }

            return sb.ToString();
        }

原文鏈接：C#正則匹配所有鏈接URL,獲取所有連接文本