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| <h3><a href="index.html">Arrow</a></h3> |
| <p>API Version: 1.0</p> |
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| <p>Library Version: 22.0.0</p> |
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| <div class="section"> |
| <h5>Type</h5> |
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| <a href="class.Scalar.html">Scalar</a> |
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| <h5>Methods</h5> |
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| <a class="method current" href="method.Scalar.cast.html">cast</a> |
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| <a class="method" href="method.Scalar.equal.html">equal</a> |
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| <a class="method" href="method.Scalar.equal_options.html">equal_options</a> |
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| <h3>Method</h3> |
| <h1><a href="index.html">Arrow</a><span class="sep"></span><a href="class.Scalar.html">Scalar</a><span class="sep"></span>cast</h1> |
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| <section> |
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| <p><span class="emblem available">since: 5.0.0</span></p> |
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| <h4 style="display:flex;" id="declaration"> |
| Declaration |
| <a class="anchor" href="#declaration"></a> |
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| <a class="srclink" title="go to source location" href="https://github.com/apache/arrow/blob/main/c_glib/arrow-glib/scalar.h#L62">[src]</a> |
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| </h4> |
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| <div class="docblock c-decl"> |
| <pre><code><div class="highlight"><pre><span></span><span class="n">GArrowScalar</span><span class="o">*</span> |
| <span class="n">garrow_scalar_cast</span><span class="w"> </span><span class="p">(</span> |
| <span class="w"> </span><span class="n">GArrowScalar</span><span class="o">*</span><span class="w"> </span><span class="n">scalar</span><span class="p">,</span> |
| <span class="w"> </span><span class="n">GArrowDataType</span><span class="o">*</span><span class="w"> </span><span class="n">data_type</span><span class="p">,</span> |
| <span class="w"> </span><span class="n">GArrowCastOptions</span><span class="o">*</span><span class="w"> </span><span class="n">options</span><span class="p">,</span> |
| <span class="w"> </span><span class="n">GError</span><span class="o">**</span><span class="w"> </span><span class="n">error</span> |
| <span class="p">)</span> |
| </pre></div> |
| </code></pre> |
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| <h4 style="display:flex;" id="description"> |
| Description |
| <a class="anchor" href="#description"></a> |
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| </h4> |
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| No description available. |
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| <div class="docblock"> |
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| <p>Available since: 5.0.0</p> |
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| <div class="parameters toggle-wrapper"> |
| <h4 id="parameters"> |
| Parameters |
| <a href="#parameters" class="anchor"></a> |
| </h4> |
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| <div class="docblock"> |
| <dl class="arguments"> |
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| <dt class="arg-name"><code>data_type</code></dt> |
| <dd class="arg-description"> |
| <p><em>Type:</em> <a href="class.DataType.html"><code>GArrowDataType</code></a></p> |
| <p><p>A <code>GArrowDataType</code> of the casted scalar.</p></p> |
| <table> |
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| <tr><td title="transfer: none">The data is owned by the caller of the function.</td></tr> |
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| </table> |
| </dd> |
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| <dt class="arg-name"><code>options</code></dt> |
| <dd class="arg-description"> |
| <p><em>Type:</em> <a href="class.CastOptions.html"><code>GArrowCastOptions</code></a></p> |
| <p><p>A <code>GArrowCastOptions</code>.</p></p> |
| <table> |
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| <tr><td>The argument can be <code>NULL</code>.</td></tr> |
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| <tr><td title="transfer: none">The data is owned by the caller of the function.</td></tr> |
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| </table> |
| </dd> |
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| <dt class="arg-name"><code>error</code></dt> |
| <dd class="arg-description"> |
| <p><em>Type:</em> <a href="javascript:void(0)" data-namespace="GLib" data-link="struct.Error.html" class="external"><code>GError **</code></a></p> |
| <p>The return location for <a href="https://docs.gtk.org/glib/error-reporting.html#rules-for-use-of-gerror">a recoverable error</a>.</p> |
| <table> |
| <tr><td>The argument can be <code>NULL</code>.</td></tr> |
| <tr><td>If the return location is not <code>NULL</code>, then you must initialize it to a <code>NULL</code> <code>GError*</code>.</td></tr> |
| <tr><td>The argument will left initialized to <code>NULL</code> by the method if there are no errors.</td></tr> |
| <tr><td>In case of error, the argument will be set to a newly allocated <code>GError</code>; the caller will take ownership of the data, and be responsible for freeing it.</td></tr> |
| </table> |
| </dd> |
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| </dl> |
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| <h4 id="return-value"> |
| Return value |
| <a href="#return-value" class="anchor"></a> |
| </h4> |
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| <div class="docblock"> |
| <div class="returns"> |
| <div class="arg-description"> |
| <p><em>Type:</em> <a href="class.Scalar.html"><code>GArrowScalar</code></a></p> |
| <p><p>A newly created casted scalar on success, <code>NULL</code> on error.</p></p> |
| </div> |
| <div> |
| <table> |
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| <tr><td title="transfer: full">The caller of the method takes ownership of the data, and is responsible for freeing it.</td></tr> |
| <tr><td>The return value can be <code>NULL</code>.</td></tr> |
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