using System.Runtime.Caching;

// 創(chuàng)建緩存
MemoryCache cache = new MemoryCache("MyCache");

// 設(shè)置緩存項
CacheItemPolicy policy = new CacheItemPolicy();
policy.AbsoluteExpiration = DateTimeOffset.Now.AddMinutes(30);

cache.Set("key", "value", policy);

// 獲取緩存項
string result = (string)cache.Get("key");

// 移除緩存項
cache.Remove("key");

// 清空緩存
cache.Dispose();

using System.Web.Caching;

// 設(shè)置緩存
Cache cache = HttpRuntime.Cache;
cache.Insert("key", "value", null, Cache.NoAbsoluteExpiration, TimeSpan.FromMinutes(30), CacheItemPriority.High, null);

// 獲取緩存項
string result = (string)cache["key"];

// 移除緩存項
cache.Remove("key");

// 清空緩存
// 注意：這將清空整個應(yīng)用程序的緩存
HttpRuntime.Cache.Clear();

<package id="StackExchange.Redis" version="2.0.616" targetFramework="net461" />

using StackExchange.Redis;


// 連接到Redis
ConnectionMultiplexer redis = ConnectionMultiplexer.Connect("localhost");
IDatabase db = redis.GetDatabase();

// 設(shè)置緩存項
db.StringSet("key", "value", DateTimeOffset.UtcNow.AddMinutes(30));

// 獲取緩存項
string result = db.StringGet("key");

// 移除緩存項
db.KeyDelete("key");

dotnet add package Microsoft.Extensions.Caching.Memory

using Microsoft.Extensions.Caching.Memory;

IMemoryCache cache = new MemoryCache(new MemoryCacheOptions());

// 設(shè)置緩存項，并指定過期時間
cache.Set("key", "value", new MemoryCacheEntryOptions()
    .SetAbsoluteExpiration(TimeSpan.FromMinutes(30)));

// 獲取緩存項
string result = cache.Get<string>("key");

// 移除緩存項
cache.Remove("key");

dotnet add package Microsoft.Extensions.Caching.Distributed
dotnet add package StackExchange.Redis

public void ConfigureServices(IServiceCollection services)
{
    // 配置Redis連接字符串
    services.AddStackExchangeRedisCache(options =>
        options.Configuration = "localhost");

    // 添加其他服務(wù)...
}

public void Configure(IApplicationBuilder app, IHostingEnvironment env)
{
    // 配置中間件...
}

using Microsoft.Extensions.Caching.Distributed;

IDistributedCache cache = app.ApplicationServices.GetRequiredService<IDistributedCache>();

// 設(shè)置緩存項，并指定過期時間
var options = new DistributedCacheEntryOptions()
    .SetAbsoluteExpiration(TimeSpan.FromMinutes(30));
cache.Set("key", "value", options);

// 獲取緩存項
string result = cache.GetString("key");

// 移除緩存項
cache.Remove("key");

using System.Collections.Concurrent;

ConcurrentDictionary<string, string> cache = new ConcurrentDictionary<string, string>();

// 設(shè)置緩存項
cache[“key”] = “value”;

// 獲取緩存項
string result;
if (cache.TryGetValue("key", out result))
{
    // 使用緩存值
}

// 移除緩存項
cache.TryRemove("key", out _);

public void ConfigureServices(IServiceCollection services)
{
    services.AddDistributedMemoryCache();
    // 或者添加其他緩存提供者，如 Redis
    services.AddStackExchangeRedisCache(options =>
    {
        options.ConnectionString = "localhost";
    });
}

using System.Runtime.Caching;

CacheBuilder<string, string> cacheBuilder = CacheBuilder.Instance;
cacheBuilder.SetExpiration(ExpirationMode.Absolute, TimeSpan.FromMinutes(10));
var cache = cacheBuilder.Build();

// 設(shè)置緩存項
cache.Set("myCacheKey", "緩存的數(shù)據(jù)");

// 獲取緩存項
var cachedData = cache.Get("myCacheKey");