C# 正则用法

        public static List<string> GetValueByRegex(this string value)
        {
            List<string> list = new List<string>();
            var regex = new Regex(@"(?<=\${).*?(?=})");
            var match = regex.Matches(value);
            foreach (Match item in match)
            {
                list.Add(item.Value);
            }
            return list;
        }