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<ol class="chapter"><li class="chapter-item expanded affix "><a href="../index.html">Introduction</a></li><li class="chapter-item expanded "><a href="../installation.html"><strong aria-hidden="true">1.</strong> Installation</a></li><li class="chapter-item expanded "><a href="../build.html"><strong aria-hidden="true">2.</strong> Build from source</a></li><li class="chapter-item expanded "><a href="../contributing.html"><strong aria-hidden="true">3.</strong> Contributing</a></li><li class="chapter-item expanded "><a href="../test_coverage.html"><strong aria-hidden="true">4.</strong> GNU test coverage</a></li><li class="chapter-item expanded "><a href="../extensions.html"><strong aria-hidden="true">5.</strong> Extensions</a></li><li class="chapter-item expanded affix "><li class="part-title">Reference</li><li class="chapter-item expanded "><a href="../multicall.html"><strong aria-hidden="true">6.</strong> Multi-call binary</a></li><li class="chapter-item expanded "><a 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<h1 id="printf"><a class="header" href="#printf">printf</a></h1>
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<pre><code>printf FORMATSTRING [ARGUMENT]...
</code></pre>
<p>Print output based off of the format string and proceeding arguments.</p>
<h2 id="options"><a class="header" href="#options">Options</a></h2>
<dl><dt><code>--help</code></dt>
<dd>
<p>Print help information</p>
</dd>
<dt><code>--version</code></dt>
<dd>
<p>Print version information</p>
</dd>
<dt></dt>
<dd>
</dd>
<dt></dt>
<dd>
</dd>
</dl>
<p>basic anonymous string templating:</p>
<p>prints format string at least once, repeating as long as there are remaining arguments
output prints escaped literals in the format string as character literals
output replaces anonymous fields with the next unused argument, formatted according to the field.</p>
<p>Prints the <code>,</code> replacing escaped character sequences with character literals
and substitution field sequences with passed arguments</p>
<p>literally, with the exception of the below
escaped character sequences, and the substitution sequences described further down.</p>
<h2 id="examples"><a class="header" href="#examples">Examples</a></h2>
<p>Print a text message:</p>
<pre><code class="language-shell">printf &quot;{{%s\n}}&quot; &quot;{{Hello world}}&quot;
</code></pre>
<p>Print an integer in bold blue:</p>
<pre><code class="language-shell">printf &quot;{{\e[1;34m%.3d\e[0m\n}}&quot; {{42}}
</code></pre>
<p>Print a float number with the Unicode Euro sign:</p>
<pre><code class="language-shell">printf &quot;{{\u20AC %.2f\n}}&quot; {{123.4}}
</code></pre>
<p>Print a text message composed with environment variables:</p>
<pre><code class="language-shell">printf &quot;{{var1: %s\tvar2: %s\n}}&quot; &quot;{{$VAR1}}&quot; &quot;{{$VAR2}}&quot;
</code></pre>
<p>Store a formatted message in a variable (does not work on zsh):</p>
<pre><code class="language-shell">printf -v {{myvar}} {{&quot;This is %s = %d\n&quot; &quot;a year&quot; 2016}}
</code></pre>
<blockquote>
<p>The examples are provided by the <a href="https://tldr.sh">tldr-pages project</a> under the <a href="https://github.com/tldr-pages/tldr/blob/main/LICENSE.md">CC BY 4.0 License</a>.</p>
<p>Please note that, as uutils is a work in progress, some examples might fail.</p>
</blockquote>
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