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the data slot of the first parameter.  The file is suitable
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with read.csv().  This output file will contain
some of the metadata in x, if metadata is TRUE."><meta property="og:description" content="Writes a comma-separated file containing the data frame stored in
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      <h1>Save a ctd Object in a CSV File</h1>
      <small class="dont-index">Source: <a href="https://github.com/dankelley/oce/blob/HEAD/R/ctd.R" class="external-link"><code>R/ctd.R</code></a></small>
      <div class="d-none name"><code>write.ctd.Rd</code></div>
    </div>

    <div class="ref-description section level2">
    <p>Writes a comma-separated file containing the data frame stored in
the <code>data</code> slot of the first parameter.  The file is suitable
for reading with a spreadsheet, or
with <code><a href="https://rdrr.io/r/utils/read.table.html" class="external-link">read.csv()</a></code>.  This output file will contain
some of the metadata in <code>x</code>, if <code>metadata</code> is <code>TRUE</code>.</p>
    </div>

    <div class="section level2">
    <h2 id="ref-usage">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">write.ctd</span><span class="op">(</span><span class="va">object</span>, <span class="va">file</span>, metadata <span class="op">=</span> <span class="cn">TRUE</span>, flags <span class="op">=</span> <span class="cn">TRUE</span>, format <span class="op">=</span> <span class="st">"csv"</span><span class="op">)</span></span></code></pre></div>
    </div>

    <div class="section level2">
    <h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>


<dl><dt id="arg-object">object<a class="anchor" aria-label="anchor" href="#arg-object"></a></dt>
<dd><p>a <a href="ctd-class.html">ctd</a> object.</p></dd>


<dt id="arg-file">file<a class="anchor" aria-label="anchor" href="#arg-file"></a></dt>
<dd><p>Either a character string (the file name) or a connection. If not
provided, <code>file</code> defaults to <code><a href="https://rdrr.io/r/base/showConnections.html" class="external-link">stdout()</a></code>.</p></dd>


<dt id="arg-metadata">metadata<a class="anchor" aria-label="anchor" href="#arg-metadata"></a></dt>
<dd><p>a logical value indicating whether to put some selected
metadata elements at the start of the output file.</p></dd>


<dt id="arg-flags">flags<a class="anchor" aria-label="anchor" href="#arg-flags"></a></dt>
<dd><p>a logical value indicating whether to show data-quality flags
as well as data.</p></dd>


<dt id="arg-format">format<a class="anchor" aria-label="anchor" href="#arg-format"></a></dt>
<dd><p>string indicating the format to use. This may be <code>"csv"</code>
for a simple CSV format, or <code>"whp"</code> for the World Hydrographic
Program format, described in reference 1 and exemplified in reference 2.</p></dd>

</dl></div>
    <div class="section level2">
    <h2 id="sample-of-usage">Sample of Usage<a class="anchor" aria-label="anchor" href="#sample-of-usage"></a></h2>


<div class="sourceCode"><pre><code><span></span>
<span><span class="kw"><a href="https://rdrr.io/r/base/library.html" class="external-link">library</a></span><span class="op">(</span><span class="va"><a href="https://dankelley.github.io/oce/">oce</a></span><span class="op">)</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="va">ctd</span><span class="op">)</span></span>
<span><span class="fu"><a href="../reference/write.ctd.html">write.ctd</a></span><span class="op">(</span><span class="va">ctd</span>, <span class="st">"ctd.csv"</span><span class="op">)</span></span>
<span><span class="va">d</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/utils/read.table.html" class="external-link">read.csv</a></span><span class="op">(</span><span class="st">"ctd.csv"</span><span class="op">)</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/graphics/plot.default.html" class="external-link">plot</a></span><span class="op">(</span><span class="fu"><a href="../reference/as.ctd.html">as.ctd</a></span><span class="op">(</span><span class="va">d</span><span class="op">$</span><span class="va">salinity</span>, <span class="va">d</span><span class="op">$</span><span class="va">temperature</span>, <span class="va">d</span><span class="op">$</span><span class="va">pressure</span><span class="op">)</span><span class="op">)</span></span></code></pre></div>

    </div>
    <div class="section level2">
    <h2 id="references">References<a class="anchor" aria-label="anchor" href="#references"></a></h2>
    <p>The following links used to work, but failed as of December 2020.</p><ol><li><p><code>https://www.nodc.noaa.gov/woce/woce_v3/wocedata_1/whp/exchange/exchange_format_desc.htm</code></p></li>
<li><p><code>https://www.nodc.noaa.gov/woce/woce_v3/wocedata_1/whp/exchange/example_ct1.csv</code></p></li>
</ol></div>
    <div class="section level2">
    <h2 id="see-also">See also<a class="anchor" aria-label="anchor" href="#see-also"></a></h2>
    <div class="dont-index"><p>The documentation for <a href="ctd-class.html">ctd</a> explains the structure
of CTD objects.</p>
<p>Other things related to ctd data:
<code><a href="CTD_BCD2014666_008_1_DN.ODF.gz.html">CTD_BCD2014666_008_1_DN.ODF.gz</a></code>,
<code><a href="sub-sub-ctd-method.html">[[,ctd-method</a></code>,
<code>[[&lt;-,ctd-method</code>,
<code><a href="as.ctd.html">as.ctd</a>()</code>,
<code><a href="cnvName2oceName.html">cnvName2oceName</a>()</code>,
<code><a href="ctd.html">ctd</a></code>,
<code><a href="ctd-class.html">ctd-class</a></code>,
<code><a href="ctd.cnv.gz.html">ctd.cnv.gz</a></code>,
<code><a href="ctdDecimate.html">ctdDecimate</a>()</code>,
<code><a href="ctdFindProfiles.html">ctdFindProfiles</a>()</code>,
<code><a href="ctdFindProfilesRBR.html">ctdFindProfilesRBR</a>()</code>,
<code><a href="ctdRaw.html">ctdRaw</a></code>,
<code><a href="ctdRepair.html">ctdRepair</a>()</code>,
<code><a href="ctdTrim.html">ctdTrim</a>()</code>,
<code><a href="ctd_aml_type1.csv.gz.html">ctd_aml_type1.csv.gz</a></code>,
<code><a href="ctd_aml_type3.csv.gz.html">ctd_aml_type3.csv.gz</a></code>,
<code><a href="d200321-001.ctd.gz.html">d200321-001.ctd.gz</a></code>,
<code><a href="d201211_0011.cnv.gz.html">d201211_0011.cnv.gz</a></code>,
<code><a href="handleFlags-ctd-method.html">handleFlags,ctd-method</a></code>,
<code><a href="initialize-ctd-method.html">initialize,ctd-method</a></code>,
<code><a href="initializeFlagScheme-ctd-method.html">initializeFlagScheme,ctd-method</a></code>,
<code><a href="oceNames2whpNames.html">oceNames2whpNames</a>()</code>,
<code><a href="oceUnits2whpUnits.html">oceUnits2whpUnits</a>()</code>,
<code><a href="plot-ctd-method.html">plot,ctd-method</a></code>,
<code><a href="plotProfile.html">plotProfile</a>()</code>,
<code><a href="plotScan.html">plotScan</a>()</code>,
<code><a href="plotTS.html">plotTS</a>()</code>,
<code><a href="read.ctd.html">read.ctd</a>()</code>,
<code><a href="read.ctd.aml.html">read.ctd.aml</a>()</code>,
<code><a href="read.ctd.itp.html">read.ctd.itp</a>()</code>,
<code><a href="read.ctd.odf.html">read.ctd.odf</a>()</code>,
<code><a href="read.ctd.odv.html">read.ctd.odv</a>()</code>,
<code><a href="read.ctd.saiv.html">read.ctd.saiv</a>()</code>,
<code><a href="read.ctd.sbe.html">read.ctd.sbe</a>()</code>,
<code><a href="read.ctd.ssda.html">read.ctd.ssda</a>()</code>,
<code><a href="read.ctd.woce.html">read.ctd.woce</a>()</code>,
<code><a href="read.ctd.woce.other.html">read.ctd.woce.other</a>()</code>,
<code><a href="setFlags-ctd-method.html">setFlags,ctd-method</a></code>,
<code><a href="subset-ctd-method.html">subset,ctd-method</a></code>,
<code><a href="summary-ctd-method.html">summary,ctd-method</a></code>,
<code><a href="woceNames2oceNames.html">woceNames2oceNames</a>()</code>,
<code><a href="woceUnit2oceUnit.html">woceUnit2oceUnit</a>()</code></p></div>
    </div>
    <div class="section level2">
    <h2 id="author">Author<a class="anchor" aria-label="anchor" href="#author"></a></h2>
    <p>Dan Kelley</p>
    </div>

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