title: Laravel Japanese character validation full width (Katakana & Hirakana )
body: <p>I want to validate whether user's input is in full-width (Katakana &amp; Hirakana &amp; alpha) characters or not?</p>
  
  <p>I has saw Laravel Validation doc but cannot validate on my case.
  <a href="https://readouble.com/laravel/5.7/en/validation.html" rel="nofollow noreferrer">https://readouble.com/laravel/5.7/en/validation.html</a></p>
  
  <p>Anyone can give me an example for below? (input => validate)</p>
  
  <ol>
  <li><p>full-width only ckeck: </p>
  
  <pre><code>'ぁァ1'　=&gt; invalid,
  
  'ぁァ1あア１'　=&gt; invalid,
  
   'あア１'　=&gt; valid,
  </code></pre></li>
  <li><p>Half-width only ckeck: </p>
  
  <pre><code>'ぁァ1'　=&gt; valid,
  
  'ぁァ1あア１'　=&gt; invalid,
  
  'あア１'　=&gt; invalid,
  </code></pre></li>
  </ol>