String - Truncate
A string extension method that truncates.
public static void Main() { string input = "The quick brown fox jumps over the lazy dog."; //C# Extension Method: String - Truncate string output = input.Truncate(27); System.Console.WriteLine(output); }
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public static partial class Extensions { /// <summary> /// A string extension method that truncates. /// </summary> /// <param name="this">The @this to act on.</param> /// <param name="maxLength">The maximum length.</param> /// <returns>A string.</returns> public static string Truncate(this string @this, int maxLength) { const string suffix = "..."; if (@this == null || @this.Length <= maxLength) { return @this; } int strLength = maxLength - suffix.Length; return @this.Substring(0, strLength) + suffix; } /// <summary> /// A string extension method that truncates. /// </summary> /// <param name="this">The @this to act on.</param> /// <param name="maxLength">The maximum length.</param> /// <param name="suffix">The suffix.</param> /// <returns>A string.</returns> public static string Truncate(this string @this, int maxLength, string suffix) { if (@this == null || @this.Length <= maxLength) { return @this; } int strLength = maxLength - suffix.Length; return @this.Substring(0, strLength) + suffix; } }