我想在.net核心Web API中创建数据库连接,该如何编写连接字符串。在App设置文件中,如何编写连接字符串。
我得到了答案
"Data": {
"DefaultConnection": {
"ConnectionString": "Server=(localdb)\\mssqllocaldb;Database=aspnet5-ConfigurationSample-ad90971f-6620-4bc1-ad28-650c59478cc1;Trusted_Connection=True;MultipleActiveResultSets=true"
}
}
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这是链接 http://aspnetmonsters.com/2016/01/json-config-in-aspnetcoremvc/
WEB API 有一个配置文件'appsettings.json',在这个文件中你可以放置你需要的所有配置或变量,例如像这样:
{
"Logging": {
"LogLevel": {
"Default": "Warning"
}
},
"AllowedHosts": "*",
//->
"ConnectionStrings": {
"DefaultConnection": "Server=localhost;Initial Catalog=dbname;MultipleActiveResultSets=true;User ID=sa;Password=mypass"
},
"Jwt": {
"SecretKey": "myjwtpass"
},
"EmailConfiguration": {
"SmtpServer": "mysmtpserver",
"SmtpPort": 2525,
"SmtpUsername": "myusername",
"SmtpPassword": "mypassword"
}
//<-
}
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为了获取配置的值,我们展示了以下示例:
在构造函数中从注入中获取:
public IConfiguration Configuration { get; }
public MyClassName(IConfiguration configuration)
{
Configuration = configuration;
}
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在某些方法中:
public void SomeMethod()
{
var jwtPass = Configuration["Jwt:SecretKey"];
var connStr = Configuration["ConnectionStrings:DefaultConnection"];
}
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