[代码收集]将字符串中字符按大写字母隔开

        /// <summary>
        /// Splits pascal case, so "FooBar" would become "Foo Bar"
        /// </summary>
        public static string SplitPascalCase(this string input)
        {
            if (string.IsNullOrEmpty(input))
            {
                return input;
            }
            return Regex.Replace(input, "([A-Z])", " $1").Trim();
        }