How to use caching on c#?

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by adan , in category: Third Party Scripts , 14 days ago

How to use caching on c#?

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1 answer

by cortez.connelly , 14 days ago

@adan 

Caching in C# can be implemented using several different techniques, such as using in-memory caching with libraries like memorycache or distributed caching with libraries like redis. Here is an example of how to use in-memory caching with the memorycache library in C#:

  1. First, install the MemoryCache NuGet package by running the following command in the Package Manager Console:
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Install-Package Microsoft.Extensions.Caching.Memory


  1. Next, import the MemoryCache namespace in your C# class:
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using Microsoft.Extensions.Caching.Memory;


  1. Create a new instance of MemoryCache in your class:
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private IMemoryCache _memoryCache;
public YourClassConstructor(IMemoryCache memoryCache)
{
    _memoryCache = memoryCache;
}


  1. Use the MemoryCache instance to store and retrieve cached data:
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// Store data in the cache with a key and a value
_memoryCache.Set("key", "value");

// Retrieve data from the cache using the key
var cachedData = _memoryCache.Get<string>("key");

// Check if the data exists in the cache before retrieving it
if (!_memoryCache.TryGetValue("key", out string cachedData))
{
    // Data not found in cache, fetch it from the source
    cachedData = FetchDataFromSource();
    _memoryCache.Set("key", cachedData);
}


By using caching in C# like this, you can improve the performance of your application by reducing the number of times data needs to be fetched from the source.