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37 changes: 36 additions & 1 deletion README.md
Original file line number Diff line number Diff line change
Expand Up @@ -27,13 +27,48 @@ dotnet add package Utf8Utility -s https://pkgs.dev.azure.com/finphie/Main/_packa
## 使い方

```csharp
using System;
using Utf8Utility;

// stringまたはUTF-8のバイト配列、ReadOnlySpan{char|byte}を指定できます。
var array = new Utf8Array("abc");

// バイト数
var byteCount = array.ByteCount;

// 空かどうか
var isEmpty = array.IsEmpty;

// 文字数
var length = array.GetLength();

// 空か空白文字列かどうか
var isEmptyOrWhiteSpace = array.IsEmptyOrWhiteSpace();

// 内部配列への参照
ref var start = ref array.DangerousGetReference();

// 比較
var compareTo = array.CompareTo();
Utf8Array.CompareOrdinal(array, array);
Utf8Array.Compare(array, array, StringComparison.CurrentCulture);

var empty = Utf8Array.Empty;
var equals = array.Equals(array);
var hash = array.GetHashCode();
var utf16 = array.ToString();
var span = array.AsSpan();
array.TryFormat(stackalloc char[256], out var charsWritten, ReadOnlySpan<char>.Empty, null);

// Utf8ArrayをキーとしたDictionaryです。
var dict = new Utf8ArrayDictionary<int>();

dict.TryAdd(array, 1);
// キー指定にはUtf8Arrayの他にReadOnlySpan{char|byte}を指定できます。
dict.TryGetValue(array, out var result);
ref var dictStart = ref dict.GetValueRefOrNullRef(array);

dict.TryAdd(array, 1);
dict.Clear();
```

## サポートフレームワーク
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