Konfiguráció

Szerző: Sallai András
Copyright © 2024, Sallai András
Szerkesztve: 2024
Licenc: CC BY-SA 4.0
Web: https://szit.hu

Függőség telepítése

dotnet add package Microsoft.Extensions.Configuration.Json

dotnet add package Microsoft.Extensions.Configuration.Binder

Konfig

appsettings.json

{
    "egy": "kettő"
}

Beolvasás

Program.cs

using Microsoft.Extensions.Configuration;
 
var builder = new ConfigurationBuilder();
builder
    .SetBasePath(Directory.GetCurrentDirectory())
    .AddJsonFile("appsettings.json", false);			
var conf = builder.Build();			
var a = conf.GetValue<string>("egy");
Console.WriteLine(a);
Console.Read();

Felhasználók

appsettings.json

{
    "user": "janos",
    "pass": "titok"
}

Program.cs

using Microsoft.Extensions.Configuration;
 
var builder = new ConfigurationBuilder();
builder.SetBasePath(Directory.GetCurrentDirectory());
builder.AddJsonFile("appsettings.json", false);
var conf = builder.Build();
var user = conf.GetValue<string>("user");
var pass = conf.GetValue<string>("pass");
 
Console.WriteLine(user + ":" + pass);

Objektum

appsettings.json

{
    "database": {
        "user": "janos",
        "pass": "titok"
    }
}

Program.cs

using Microsoft.Extensions.Configuration;
 
var builder = new ConfigurationBuilder();
builder.SetBasePath(Directory.GetCurrentDirectory());
builder.AddJsonFile("appsettings.json", false);
var conf = builder.Build();
var user = conf.GetValue<string>("database:user");
var pass = conf.GetValue<string>("database:pass");
 
Console.WriteLine(user + ":" + pass);

Objektum másként

appsettings.json

{
    "database": {
        "user": "janos",
        "pass": "titok"
    }
}

Program.cs

using Microsoft.Extensions.Configuration;
 
var builder = new ConfigurationBuilder();
builder.SetBasePath(Directory.GetCurrentDirectory());
builder.AddJsonFile("appsettings.json", false);
var conf = builder.Build();
var user = conf.GetSection("database").GetValue<string>("user");
var pass = conf.GetSection("database").GetValue<string>("pass");
 
Console.WriteLine(user + ":" + pass);

Láncolva egyszerűbben

config.json

{
    "database": {
        "user": "janos",
        "pass": "titok"
    }
}

Program.cs

using Microsoft.Extensions.Configuration;
 
var conf = new ConfigurationBuilder()
    .SetBasePath(Directory.GetCurrentDirectory())
    .AddJsonFile("config.json")
    .Build();
 
var user = conf["database:user"];
var pass = conf["database:pass"];
 
Console.WriteLine(user + ":" + pass);