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  <title>Return width of string</title>

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</div><hr /><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)</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">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="type">int</span> <span class="methodname"><strong>mb_strwidth</strong></span>
    ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$str</code></span>
   [, <span class="methodparam"><span class="type">string</span> <code class="parameter">$encoding</code><span class="initializer"> = mb_internal_encoding()</span></span>
  ] )</div>

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


 <div class="refsect1 parameters" id="refsect1-function.mb-strwidth-parameters">
  <h3 class="title">Parameters</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">str</code></dt>

     <dd>

      <p class="para">
       The <span class="type"><a href="language.types.string.html" class="type string">string</a></span> being decoded.
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">encoding</code></dt>

     <dd>

      <p class="para">The <code class="parameter">encoding</code>
parameter is the character encoding. If it is omitted, the internal character
encoding value will be used.</p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mb-strwidth-returnvalues">
  <h3 class="title">Return Values</h3>
  <p class="para">
   The width of <span class="type"><a href="language.types.string.html" class="type string">string</a></span> <code class="parameter">str</code>.
  </p>
 </div>


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


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