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</span></code></pre>
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<p>查看: <a href="#c-%E5%AD%97%E7%AC%A6%E4%B8%B2">C#字符串</a></p>
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</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="用户输入"><a aria-hidden="true" tabindex="-1" href="#用户输入"><span class="icon icon-link"></span></a>用户输入</h3><div class="wrap-body">
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<pre class="wrap-text"><code class="language-cs code-highlight"><span class="code-line">Console<span class="token punctuation">.</span><span class="token function">WriteLine</span><span class="token punctuation">(</span><span class="token string">"Enter number:"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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</span><span class="code-line"><span class="token keyword">if</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">.</span><span class="token function">TryParse</span><span class="token punctuation">(</span>Console<span class="token punctuation">.</span><span class="token function">ReadLine</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">,</span><span class="token keyword">out</span> <span class="token class-name"><span class="token keyword">int</span></span> input<span class="token punctuation">)</span><span class="token punctuation">)</span>
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</span><span class="code-line"><span class="token punctuation">{</span>
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</span><span class="code-line"> <span class="token comment">// 输入验证</span>
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</span><span class="code-line"> Console<span class="token punctuation">.</span><span class="token function">WriteLine</span><span class="token punctuation">(</span><span class="token interpolation-string"><span class="token string">$"You entered </span><span class="token interpolation"><span class="token punctuation">{</span><span class="token expression language-csharp">input</span><span class="token punctuation">}</span></span><span class="token string">"</span></span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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</span><span class="code-line"><span class="token punctuation">}</span>
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<pre class="language-cs"><code class="language-cs code-highlight"><span class="code-line line-number" line="1">Console<span class="token punctuation">.</span><span class="token function">WriteLine</span><span class="token punctuation">(</span><span class="token string">"Enter number:"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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</span><span class="code-line line-number" line="2"><span class="token keyword">if</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">.</span><span class="token function">TryParse</span><span class="token punctuation">(</span>Console<span class="token punctuation">.</span><span class="token function">ReadLine</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">,</span><span class="token keyword">out</span> <span class="token class-name"><span class="token keyword">int</span></span> input<span class="token punctuation">)</span><span class="token punctuation">)</span>
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</span><span class="code-line line-number" line="3"><span class="token punctuation">{</span>
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</span><span class="code-line line-number" line="4"> <span class="token comment">// 输入验证</span>
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</span><span class="code-line line-number" line="5"> Console<span class="token punctuation">.</span><span class="token function">WriteLine</span><span class="token punctuation">(</span><span class="token interpolation-string"><span class="token string">$"You entered </span><span class="token interpolation"><span class="token punctuation">{</span><span class="token expression language-csharp">input</span><span class="token punctuation">}</span></span><span class="token string">"</span></span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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</span><span class="code-line line-number" line="6"><span class="token punctuation">}</span>
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</span></code></pre>
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<!--rehype:className=wrap-text-->
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</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="条件判断"><a aria-hidden="true" tabindex="-1" href="#条件判断"><span class="icon icon-link"></span></a>条件判断</h3><div class="wrap-body">
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<pre class="language-cs"><code class="language-cs code-highlight"><span class="code-line"><span class="token class-name"><span class="token keyword">int</span></span> j <span class="token operator">=</span> <span class="token number">10</span><span class="token punctuation">;</span>
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</span><span class="code-line"><span class="token keyword">if</span> <span class="token punctuation">(</span>j <span class="token operator">==</span> <span class="token number">10</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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@ -220,7 +219,7 @@
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<table class="show-header"><thead><tr><th align="left">成员</th><th>说明</th></tr></thead><tbody><tr><td align="left"><code>Length</code></td><td>返回字符串长度的属性</td></tr><tr><td align="left"><code>Compare()</code></td><td>比较两个字符串的静态方法</td></tr><tr><td align="left"><code>Contains()</code></td><td>确定字符串是否包含特定的子字符串</td></tr><tr><td align="left"><code>Equals()</code></td><td>确定两个字符串是否具有相同的字符数据</td></tr><tr><td align="left"><code>Format()</code></td><td>通过 {0} 表示法和使用其他原语格式化字符串</td></tr><tr><td align="left"><code>Trim()</code></td><td>从尾随和前导字符中删除特定字符的所有实例。 默认删除前导和尾随空格</td></tr><tr><td align="left"><code>Split()</code></td><td>删除提供的字符并从两侧的剩余字符中创建一个数组</td></tr></tbody></table>
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<!--rehype:className=show-header-->
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</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="逐字字符串"><a aria-hidden="true" tabindex="-1" href="#逐字字符串"><span class="icon icon-link"></span></a>逐字字符串</h3><div class="wrap-body">
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<pre class="wrap-text"><code class="language-cs code-highlight"><span class="code-line"><span class="token class-name"><span class="token keyword">string</span></span> longString <span class="token operator">=</span> <span class="token string">@"I can type any characters in here !#@$%^&*()__+ '' \n \t except double quotes and I will be taken literally. I even work with multiple lines."</span><span class="token punctuation">;</span>
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<pre class="wrap-text"><code class="language-cs code-highlight"><span class="code-line line-number" line="1"><span class="token class-name"><span class="token keyword">string</span></span> longString <span class="token operator">=</span> <span class="token string">@"I can type any characters in here !#@$%^&*()__+ '' \n \t except double quotes and I will be taken literally. I even work with multiple lines."</span><span class="token punctuation">;</span>
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</span></code></pre>
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<!--rehype:className=wrap-text-->
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</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="成员示例"><a aria-hidden="true" tabindex="-1" href="#成员示例"><span class="icon icon-link"></span></a>成员示例</h3><div class="wrap-body">
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@ -239,11 +238,10 @@
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</span><span class="code-line">Console<span class="token punctuation">.</span><span class="token function">WriteLine</span><span class="token punctuation">(</span>sb<span class="token punctuation">.</span><span class="token function">ToString</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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</span><span class="code-line"><span class="token comment">// => 123456789....</span>
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</span></code></pre>
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<p class="wrap-text">对于频繁拼接字符串的场景(如:成百上千次循环),使用 <code>System.Text.StringBuilder</code> 提升性能</p>
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<!--rehype:className=wrap-text-->
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<p>对于频繁拼接字符串的场景(如:成百上千次循环),使用 <code>System.Text.StringBuilder</code> 提升性能</p>
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</div></div></div><div class="wrap h3body-not-exist col-span-2"><div class="wrap-header h3wrap"><h3 id="原始字符串文本"><a aria-hidden="true" tabindex="-1" href="#原始字符串文本"><span class="icon icon-link"></span></a>原始字符串文本</h3><div class="wrap-body">
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<!--rehype:wrap-class=col-span-2-->
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<pre class="wrap-text"><code class="language-cs code-highlight"><span class="code-line"><span class="token comment">// C#11 语法, 至少3个双引号(""")开头和结尾,内容可以输入任何原始字符</span>
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<pre class="language-cs"><code class="language-cs code-highlight"><span class="code-line"><span class="token comment">// C#11 语法, 至少3个双引号(""")开头和结尾,内容可以输入任何原始字符</span>
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</span><span class="code-line"><span class="token comment">// 单行: 左引号,右引号,内容 三者同行</span>
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</span><span class="code-line"><span class="token class-name"><span class="token keyword">string</span></span> singleLine <span class="token operator">=</span> <span class="token string">""</span>"Content begin <span class="token string">"Hello World!"</span> end<span class="token punctuation">.</span><span class="token string">""</span>"<span class="token punctuation">;</span>
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</span><span class="code-line">
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@ -253,10 +251,9 @@
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</span><span class="code-line"> <span class="token string">""</span>"<span class="token punctuation">;</span>
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</span><span class="code-line">Console<span class="token punctuation">.</span><span class="token function">WriteLine</span><span class="token punctuation">(</span>multiLine<span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// => Content begin "Hello World!" /\n<>"" end.</span>
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</span></code></pre>
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<!--rehype:className=wrap-text-->
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</div></div></div></div></div><div class="wrap h2body-exist"><div class="wrap-header h2wrap"><h2 id="杂项"><a aria-hidden="true" tabindex="-1" href="#杂项"><span class="icon icon-link"></span></a>杂项</h2><div class="wrap-body">
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</div></div><div class="h2wrap-body"><div class="wrap h3body-not-exist col-span-2"><div class="wrap-header h3wrap"><h3 id="常用-net-概念"><a aria-hidden="true" tabindex="-1" href="#常用-net-概念"><span class="icon icon-link"></span></a>常用 .NET 概念</h3><div class="wrap-body">
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<!--rehype:wrap-class=col-span-2-->
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</div></div><div class="h2wrap-body"><div class="wrap h3body-not-exist col-span-3"><div class="wrap-header h3wrap"><h3 id="常用-net-概念"><a aria-hidden="true" tabindex="-1" href="#常用-net-概念"><span class="icon icon-link"></span></a>常用 .NET 概念</h3><div class="wrap-body">
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<!--rehype:wrap-class=col-span-3-->
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<!--rehype:class=home-card&style=margin:1.2rem 0;display: flex;justify-content: center;-->
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<p>如果你有资源,可以很方便部署 web 版,这非常简单,只需要克隆 gh-pages 分支代码到你的静态服务就可以了,还可以使用 <a href="https://hub.docker.com/r/wcjiang/reference">docker</a> 快捷部署 web 版。</p>
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</div></div><div class="h2wrap-body"></div></div></div></div><footer class="footer-wrap"><footer class="max-container">© 2022 Kenny Wang. Updated on 2022/11/21 10:25:45</footer></footer><script src="data.js" defer></script><script src="js/fuse.min.js" defer></script><script src="js/main.js" defer></script><div id="mysearch"><div class="mysearch-box"><div class="mysearch-input"><div><svg xmlns="http://www.w3.org/2000/svg" height="1em" width="1em" viewBox="0 0 18 18">
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</div></div><div class="h2wrap-body"></div></div></div></div><footer class="footer-wrap"><footer class="max-container">© 2022 Kenny Wang. Updated on 2022/11/21 10:29:49</footer></footer><script src="data.js" defer></script><script src="js/fuse.min.js" defer></script><script src="js/main.js" defer></script><div id="mysearch"><div class="mysearch-box"><div class="mysearch-input"><div><svg xmlns="http://www.w3.org/2000/svg" height="1em" width="1em" viewBox="0 0 18 18">
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