Slice()

        /// <summary>
        /// Extracts a section of the string given a start and end index within the string.
        /// </summary>
        /// <param name="value">The given string</param>
        /// <param name="start">The start index to slice from.</param>
        /// <param name="end">The end index to slice to.</param>
        /// <returns>The section of string sliced.</returns>
        public static string Slice(this string value, int start, int end)
        {
            if (string.IsNullOrEmpty(value))
            {
                return value;
            }

            int upperBound = value.Length - 1;

            //
            // Check the arguments
            //
            if (start < 0)
            {
                throw new ArgumentOutOfRangeException("start", "start cannot be less than zero");
            }

            if (end > upperBound)
            {
                throw new ArgumentOutOfRangeException("end", string.Format("end cannot be greater than {0}", upperBound));
            }

            if (start > end)
            {
                throw new ArgumentOutOfRangeException("start", "start may not be greater than end");
            }

            return value.Substring(start, (end - start +  1));
        }
Example:
string result = "0123456789".Slice(4,8); // Returns "45678"
string result = result.Slice(2,3); // Returns "67"

Description

Takes a section of a string given the start and end index within the string.

Details

Double click on the code to select all.

 

;