338 lines
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338 lines
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NilCodingStrategy Enumeration Reference
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<section>
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<section class="section">
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<h1>NilCodingStrategy</h1>
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<div class="declaration">
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<div class="language">
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<pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">enum</span> <span class="kt">NilCodingStrategy</span> <span class="p">:</span> <span class="kt">Hashable</span></code></pre>
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</div>
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</div>
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<p>The encoding/decoding strategies used for <code>nil</code> values in a CSV document.</p>
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</section>
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<section class="section task-group-section">
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<div class="task-group">
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<ul>
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<li class="item">
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<div>
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<code>
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<a name="/s:3CSV17NilCodingStrategyO5blankyA2CmF"></a>
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<a name="//apple_ref/swift/Element/blank" class="dashAnchor"></a>
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<a class="token" href="#/s:3CSV17NilCodingStrategyO5blankyA2CmF">blank</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>A <code>nil</code> value is represented by an empty cell.</p>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight swift"><code><span class="k">case</span> <span class="n">blank</span></code></pre>
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</div>
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</div>
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</section>
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</div>
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</li>
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<li class="item">
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<div>
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<code>
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<a name="/s:3CSV17NilCodingStrategyO2nayA2CmF"></a>
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<a name="//apple_ref/swift/Element/na" class="dashAnchor"></a>
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<a class="token" href="#/s:3CSV17NilCodingStrategyO2nayA2CmF">na</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>A <code>nil</code> value is represented by <code>N/A</code> as a cell’s contents.</p>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight swift"><code><span class="k">case</span> <span class="n">na</span></code></pre>
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</div>
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</div>
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</section>
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</div>
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</li>
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<li class="item">
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<div>
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<code>
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<a name="/s:3CSV17NilCodingStrategyO6customyACSays5UInt8VGcACmF"></a>
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<a name="//apple_ref/swift/Element/custom(_:)" class="dashAnchor"></a>
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<a class="token" href="#/s:3CSV17NilCodingStrategyO6customyACSays5UInt8VGcACmF">custom(_:<wbr>)</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>A <code>nil</code> value is represented by a custom set of bytes.</p>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight swift"><code><span class="k">case</span> <span class="nf">custom</span><span class="p">(</span><span class="nv">_</span><span class="p">:</span> <span class="p">[</span><span class="kt">UInt8</span><span class="p">])</span></code></pre>
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</div>
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</div>
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<div>
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<h4>Parameters</h4>
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<table class="graybox">
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<tbody>
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<tr>
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<td>
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<code>
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<em>bytes</em>
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</code>
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</td>
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<td>
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<div>
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<p>The bytes that represent <code>nil</code> in the CSV document.</p>
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</div>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</section>
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</div>
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</li>
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<li class="item">
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<div>
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<code>
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<a name="/s:3CSV17NilCodingStrategyO5bytesSays5UInt8VGyF"></a>
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<a name="//apple_ref/swift/Method/bytes()" class="dashAnchor"></a>
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<a class="token" href="#/s:3CSV17NilCodingStrategyO5bytesSays5UInt8VGyF">bytes()</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>Gets the bytes that represent <code>nil</code> with the current strategy.</p>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="nf">bytes</span><span class="p">()</span> <span class="o">-></span> <span class="p">[</span><span class="kt">UInt8</span><span class="p">]</span></code></pre>
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</div>
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</div>
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<div>
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<h4>Return Value</h4>
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<p><code>nil</code>, represented by a byte array.</p>
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</div>
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</section>
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</div>
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</li>
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<li class="item">
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<div>
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<code>
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<a name="/s:3CSV17NilCodingStrategyO6isNullySbSays5UInt8VGF"></a>
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<a name="//apple_ref/swift/Method/isNull(_:)" class="dashAnchor"></a>
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<a class="token" href="#/s:3CSV17NilCodingStrategyO6isNullySbSays5UInt8VGF">isNull(_:<wbr>)</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>Checks to see if a given array of bytes represents <code>nil</code> with the current strategy.</p>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="nf">isNull</span><span class="p">(</span><span class="n">_</span> <span class="nv">bytes</span><span class="p">:</span> <span class="p">[</span><span class="kt">UInt8</span><span class="p">])</span> <span class="o">-></span> <span class="kt">Bool</span></code></pre>
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</div>
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</div>
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<div>
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<h4>Parameters</h4>
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<table class="graybox">
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<tbody>
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<tr>
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<td>
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<code>
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<em>bytes</em>
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</code>
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</td>
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<td>
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<div>
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<p>The bytes to match against the current strategy.</p>
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</div>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div>
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<h4>Return Value</h4>
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<p>A <code>Bool</code> indicating whether the bytes passed in represent <code>nil</code> or not.</p>
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</div>
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</section>
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</div>
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</li>
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