devdocs/go/html%2Findex.html


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<h1> Package html  </h1>     <ul id="short-nav">
<li><code>import "html"</code></li>
<li><a href="#pkg-overview" class="overviewLink">Overview</a></li>
<li><a href="#pkg-index" class="indexLink">Index</a></li>
<li><a href="#pkg-examples" class="examplesLink">Examples</a></li>
<li><a href="#pkg-subdirectories">Subdirectories</a></li>
</ul>     <h2 id="pkg-overview">Overview </h2> <p>Package html provides functions for escaping and unescaping HTML text. </p>     <h2 id="pkg-index">Index </h2>  <ul id="manual-nav">
<li><a href="#EscapeString">func EscapeString(s string) string</a></li>
<li><a href="#UnescapeString">func UnescapeString(s string) string</a></li>
</ul> <div id="pkg-examples"> <h3>Examples</h3>  <dl> <dd><a class="exampleLink" href="#example_EscapeString">EscapeString</a></dd> <dd><a class="exampleLink" href="#example_UnescapeString">UnescapeString</a></dd> </dl> </div> <h3>Package files</h3> <p>  <span>entity.go</span> <span>escape.go</span>  </p>   <h2 id="EscapeString">func <span>EscapeString</span>  </h2> <pre data-language="go">func EscapeString(s string) string</pre> <p>EscapeString escapes special characters like "&lt;" to become "&amp;lt;". It escapes only five such characters: &lt;, &gt;, &amp;, ' and ". UnescapeString(EscapeString(s)) == s always holds, but the converse isn't always true. </p>   <h4 id="example_EscapeString"> <span class="text">Example</span>
</h4> <p>Code:</p> <pre class="code" data-language="go">const s = `"Fran &amp; Freddie's Diner" &lt;tasty@example.com&gt;`
fmt.Println(html.EscapeString(s))
</pre> <p>Output:</p> <pre class="output" data-language="go">&amp;#34;Fran &amp;amp; Freddie&amp;#39;s Diner&amp;#34; &amp;lt;tasty@example.com&amp;gt;
</pre>   <h2 id="UnescapeString">func <span>UnescapeString</span>  </h2> <pre data-language="go">func UnescapeString(s string) string</pre> <p>UnescapeString unescapes entities like "&amp;lt;" to become "&lt;". It unescapes a larger range of entities than EscapeString escapes. For example, "&amp;aacute;" unescapes to "á", as does "&amp;#225;" and "&amp;#xE1;". UnescapeString(EscapeString(s)) == s always holds, but the converse isn't always true. </p>   <h4 id="example_UnescapeString"> <span class="text">Example</span>
</h4> <p>Code:</p> <pre class="code" data-language="go">const s = `&amp;quot;Fran &amp;amp; Freddie&amp;#39;s Diner&amp;quot; &amp;lt;tasty@example.com&amp;gt;`
fmt.Println(html.UnescapeString(s))
</pre> <p>Output:</p> <pre class="output" data-language="go">"Fran &amp; Freddie's Diner" &lt;tasty@example.com&gt;
</pre>   <h2 id="pkg-subdirectories">Subdirectories</h2> <div class="pkg-dir"> <table> <tr> <th class="pkg-name">Name</th> <th class="pkg-synopsis">Synopsis</th> </tr> <tr> <td colspan="2"><a href="../index">..</a></td> </tr> <tr> <td class="pkg-name"> <a href="template/index">template</a> </td> <td class="pkg-synopsis"> Package template (html/template) implements data-driven templates for generating HTML output safe against code injection. </td> </tr> </table> </div><div class="_attribution">
  <p class="_attribution-p">
    &copy; Google, Inc.<br>Licensed under the Creative Commons Attribution License 3.0.<br>
    <a href="http://golang.org/pkg/html/" class="_attribution-link">http://golang.org/pkg/html/</a>
  </p>
</div>