<p>The <b>ASC</b> function is one of the text and data functions. Is used to change full-width (double-byte) characters to half-width (single-byte) characters for languages that use the double-byte character set (DBCS) like Japanese, Chinese, Korean etc.</p>
<p>where <b><em>text</em></b> is a data entered manually or included into the cell you make reference to. If the text does not contain full-width characters it remains unchanged.</p>
<p>To apply the <b>ASC</b> function,</p>
<ol>
<li>select the cell where you wish to display the result,</li>