FileLastAccessTimeUtc.cs

using System.IO;
using Waher.Script.Abstraction.Elements;
using Waher.Script.Model;
using Waher.Script.Objects;
 
namespace Waher.Script.Content.Functions.InputOutput
{
    public class FileLastAccessTimeUtc : FunctionOneScalarStringVariable
    {
        public FileLastAccessTimeUtc(ScriptNode FileName, int Start, int Length, Expression Expression)
            : base(FileName, Start, Length, Expression)
        {
        }
 
        public override string FunctionName => nameof(FileLastAccessTimeUtc);
 
        public override string[] DefaultArgumentNames => new string[] { "FileName" };
 
        public override IElement EvaluateScalar(string Argument, Variables Variables)
        {
            string FileName = Path.Combine(Directory.GetCurrentDirectory(), Argument);
 
            return new DateTimeValue(File.GetLastAccessTimeUtc(FileName));
        }
    }
}