ASC function

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This article describes the formula syntax and usage of the ASC function in Microsoft Excel.

Description

For Double-byte character set (DBCS) languages, the function changes full-width (double-byte) characters to half-width (single-byte) characters.

Syntax

ASC(text)

The ASC function syntax has the following arguments:

Text Required. The text or a reference to a cell that contains the text you want to change. If text does not contain any full-width letters, text is not changed.