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using System.Text.Json;

namespace DeserializeFromFile
{
public class WeatherForecast
{
public DateTimeOffset Date { get; set; }
public int TemperatureCelsius { get; set; }
public string? Summary { get; set; }
}

public class Program
{
public static void Main()
{
string fileName = "WeatherForecast.json";
string jsonString = File.ReadAllText(fileName);
WeatherForecast weatherForecast = JsonSerializer.Deserialize<WeatherForecast>(jsonString)!;

Console.WriteLine($"Date: {weatherForecast.Date}");
Console.WriteLine($"TemperatureCelsius: {weatherForecast.TemperatureCelsius}");
Console.WriteLine($"Summary: {weatherForecast.Summary}");
}
}
}
// output:
//Date: 8/1/2019 12:00:00 AM -07:00
//TemperatureCelsius: 25
//Summary: Hot

using System.Text.Json;

namespace DeserializeExtra
{
public class WeatherForecast
{
public DateTimeOffset Date { get; set; }
public int TemperatureCelsius { get; set; }
public string? Summary { get; set; }
public string? SummaryField;
public IList<DateTimeOffset>? DatesAvailable { get; set; }
public Dictionary<string, HighLowTemps>? TemperatureRanges { get; set; }
public string[]? SummaryWords { get; set; }
}

public class HighLowTemps
{
public int High { get; set; }
public int Low { get; set; }
}

public class Program
{
public static void Main()
{
string jsonString =
@"{
""Date"": ""2019-08-01T00:00:00-07:00"",
""TemperatureCelsius"": 25,
""Summary"": ""Hot"",
""DatesAvailable"": [
""2019-08-01T00:00:00-07:00"",
""2019-08-02T00:00:00-07:00""
],
""TemperatureRanges"": {
""Cold"": {
""High"": 20,
""Low"": -10
},
""Hot"": {
""High"": 60,
""Low"": 20
}
},
""SummaryWords"": [
""Cool"",
""Windy"",
""Humid""
]
}
";

WeatherForecast? weatherForecast =
JsonSerializer.Deserialize<WeatherForecast>(jsonString);

Console.WriteLine($"Date: {weatherForecast?.Date}");
Console.WriteLine($"TemperatureCelsius: {weatherForecast?.TemperatureCelsius}");
Console.WriteLine($"Summary: {weatherForecast?.Summary}");
}
}
}
// output:
//Date: 8/1/2019 12:00:00 AM -07:00
//TemperatureCelsius: 25
//Summary: Hot