Object - IsValidDecimal
An object extension method that query if '@this' is valid decimal.
public static void Main() { string format = "{0, -30} {1, -15}"; object [] values = { "-128" , "-89","ABC", "true", "12/31/2018", "a", ".", "0", "10.2", "4/2/2007 7:23:57 PM -07:00"}; Console.WriteLine(format, "Object", "Is Valid Decimal"); Console.WriteLine(format, "------", "----------------"); foreach(var val in values) { // C# Extension Method: Object - IsValidDecimal Console.WriteLine(format, val, val.IsValidDecimal()); } }
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public static partial class Extensions { /// <summary> /// An object extension method that query if '@this' is valid decimal. /// </summary> /// <param name="this">The @this to act on.</param> /// <returns>true if valid decimal, false if not.</returns> public static bool IsValidDecimal(this object @this) { if (@this == null) { return true; } decimal result; return decimal.TryParse(@this.ToString(), out result); } }