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<div id="function.mb-strwidth" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mb_strwidth</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.0.6, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">mb_strwidth</span> &mdash; <span class="dc-title">Return width of string</span></p>

 </div>
   
 <div class="refsect1 description" id="refsect1-function.mb-strwidth-description">
  <h3 class="title">Опис</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>mb_strwidth</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$string</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$encoding</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>): <span class="type"><a href="language.types.integer.php" class="type int">int</a></span></div>

  <p class="para rdfs-comment">
   Returns the width of <span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">string</code>,
   where halfwidth characters count as <code class="literal">1</code>, and fullwidth
   characters count as <code class="literal">2</code>.
   See <a href="http://www.unicode.org/reports/tr11/" class="link external">&raquo;&nbsp;http://www.unicode.org/reports/tr11/</a>
   for details regarding East Asian character widths.
  </p>
  <p class="para">
   The fullwidth characters are:
   <code class="literal">U+1100</code>-<code class="literal">U+115F</code>,
   <code class="literal">U+11A3</code>-<code class="literal">U+11A7</code>,
   <code class="literal">U+11FA</code>-<code class="literal">U+11FF</code>,
   <code class="literal">U+2329</code>-<code class="literal">U+232A</code>,
   <code class="literal">U+2E80</code>-<code class="literal">U+2E99</code>,
   <code class="literal">U+2E9B</code>-<code class="literal">U+2EF3</code>,
   <code class="literal">U+2F00</code>-<code class="literal">U+2FD5</code>,
   <code class="literal">U+2FF0</code>-<code class="literal">U+2FFB</code>,
   <code class="literal">U+3000</code>-<code class="literal">U+303E</code>,
   <code class="literal">U+3041</code>-<code class="literal">U+3096</code>,
   <code class="literal">U+3099</code>-<code class="literal">U+30FF</code>,
   <code class="literal">U+3105</code>-<code class="literal">U+312D</code>,
   <code class="literal">U+3131</code>-<code class="literal">U+318E</code>,
   <code class="literal">U+3190</code>-<code class="literal">U+31BA</code>,
   <code class="literal">U+31C0</code>-<code class="literal">U+31E3</code>,
   <code class="literal">U+31F0</code>-<code class="literal">U+321E</code>,
   <code class="literal">U+3220</code>-<code class="literal">U+3247</code>,
   <code class="literal">U+3250</code>-<code class="literal">U+32FE</code>,
   <code class="literal">U+3300</code>-<code class="literal">U+4DBF</code>,
   <code class="literal">U+4E00</code>-<code class="literal">U+A48C</code>,
   <code class="literal">U+A490</code>-<code class="literal">U+A4C6</code>,
   <code class="literal">U+A960</code>-<code class="literal">U+A97C</code>,
   <code class="literal">U+AC00</code>-<code class="literal">U+D7A3</code>,
   <code class="literal">U+D7B0</code>-<code class="literal">U+D7C6</code>,
   <code class="literal">U+D7CB</code>-<code class="literal">U+D7FB</code>,
   <code class="literal">U+F900</code>-<code class="literal">U+FAFF</code>,
   <code class="literal">U+FE10</code>-<code class="literal">U+FE19</code>,
   <code class="literal">U+FE30</code>-<code class="literal">U+FE52</code>,
   <code class="literal">U+FE54</code>-<code class="literal">U+FE66</code>,
   <code class="literal">U+FE68</code>-<code class="literal">U+FE6B</code>,
   <code class="literal">U+FF01</code>-<code class="literal">U+FF60</code>,
   <code class="literal">U+FFE0</code>-<code class="literal">U+FFE6</code>,
   <code class="literal">U+1B000</code>-<code class="literal">U+1B001</code>,
   <code class="literal">U+1F200</code>-<code class="literal">U+1F202</code>,
   <code class="literal">U+1F210</code>-<code class="literal">U+1F23A</code>,
   <code class="literal">U+1F240</code>-<code class="literal">U+1F248</code>,
   <code class="literal">U+1F250</code>-<code class="literal">U+1F251</code>,
   <code class="literal">U+20000</code>-<code class="literal">U+2FFFD</code>,
   <code class="literal">U+30000</code>-<code class="literal">U+3FFFD</code>.
   All other characters are halfwidth characters.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.mb-strwidth-parameters">
  <h3 class="title">Параметри</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">string</code></dt>
     <dd>
      <p class="para">
       The <span class="type"><a href="language.types.string.php" class="type string">string</a></span> being decoded.
      </p>
     </dd>
    
    
     <dt><code class="parameter">encoding</code></dt>
     <dd>
      <p class="para">Параметром
<code class="parameter">encoding</code> вказується кодування символів. Якщо він
пропущений або <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong>, використається внутрішнє кодування.</p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mb-strwidth-returnvalues">
  <h3 class="title">Значення, що повертаються</h3>
  <p class="para">
   The width of <span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">string</code>.
  </p>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.mb-strwidth-changelog">
  <h3 class="title">Журнал змін</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>Версія</th>
      <th>Опис</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
 <td>8.0.0</td>
 <td>
  <code class="parameter">encoding</code> тепер може бути <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong>.
 </td>
</tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 examples" id="refsect1-function.mb-strwidth-examples">
  <h3 class="title">Приклади</h3>
  <div class="example" id="mb-strwidth.example.basic">
   <p><strong>Приклад #1 <span class="function"><strong>mb_strwidth()</strong></span> example</strong></p>
   <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />var_dump</span><span style="color: #007700">(<br />    </span><span style="color: #0000BB">mb_strwidth</span><span style="color: #007700">(</span><span style="color: #DD0000">'a'</span><span style="color: #007700">),       </span><span style="color: #FF8000">// LATIN SMALL LETTER A<br />    </span><span style="color: #0000BB">mb_strwidth</span><span style="color: #007700">(</span><span style="color: #DD0000">"\u{ff41}"</span><span style="color: #007700">) </span><span style="color: #FF8000">// FULLWIDTH LATIN SMALL LETTER A<br /></span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>Поданий вище приклад
виведе:</p></div>
   <div class="example-contents screen">
<div class="annotation-interactive examplescode"><pre class="examplescode">int(1)
int(2)</pre>
</div>
   </div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.mb-strwidth-seealso">
  <h3 class="title">Прогляньте також</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.mb-strimwidth.php" class="function" rel="rdfs-seeAlso">mb_strimwidth()</a> - Get truncated string with specified width</span></li>
    <li><span class="function"><a href="function.mb-internal-encoding.php" class="function" rel="rdfs-seeAlso">mb_internal_encoding()</a> - Set/Get internal character encoding</span></li>
   </ul>
  </p>
 </div>


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