mikann

<p>全部大文字か、キャメルケースか</p>
<p>例：getISO or getIso</p>


<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__f020aa6c1a21e" src="https://embed.zenn.studio/card#zenn-embedded__f020aa6c1a21e" data-content="https%3A%2F%2Fqiita.com%2Fgamako%2Fitems%2Fa5b1428c9b5c8d6f0694" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://qiita.com/gamako/items/a5b1428c9b5c8d6f0694" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://qiita.com/gamako/items/a5b1428c9b5c8d6f0694</a></p>


<blockquote>
<h1 id="java(google-java-style-guide)">
<a class="header-anchor-link" href="#java(google-java-style-guide)" aria-hidden="true"></a> Java(Google Java Style Guide)</h1>
<ul>
<li>他の単語と同じように扱う＝先頭の単語は小文字または大文字、以降の単語の先頭は大文字</li>
</ul>
<table>
<thead>
<tr>
<th style="text-align:center">正</th>
<th style="text-align:center">誤</th>
</tr>
</thead>
<tbody>
<tr>
<td style="text-align:center">XmlHttpRequest</td>
<td style="text-align:center">XMLHTTPRequest</td>
</tr>
<tr>
<td style="text-align:center">newCustomerId</td>
<td style="text-align:center">newCustomerID</td>
</tr>
<tr>
<td style="text-align:center">supportsIpv6OnIos</td>
<td style="text-align:center">supportsIPv6OnIOS</td>
</tr>
</tbody>
</table>
</blockquote>


<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__4c65073d6e04f" src="https://embed.zenn.studio/card#zenn-embedded__4c65073d6e04f" data-content="https%3A%2F%2Fgoogle.github.io%2Fstyleguide%2Fjsguide.html" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://google.github.io/styleguide/jsguide.html" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://google.github.io/styleguide/jsguide.html</a></p>


<p>Javaと同じ</p>
<p><img src="https://storage.googleapis.com/zenn-user-upload/a3d9ca394a71-20230212.png" alt loading="lazy" class="md-img"></p>


<p>結論</p>
<p>主流なのはgetISOよりgetIso。ただ、各企業や団体が個別に定めているものなので、PJ内で統一されているならばどちらでもよいと思う。</p>


正	誤
XmlHttpRequest	XMLHTTPRequest
newCustomerId	newCustomerID
supportsIpv6OnIos	supportsIPv6OnIOS