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SpreadJS Overview
Getting Started
JavaScript Frameworks
Best Practices
Features
SpreadJS Designer
SpreadJS Designer Component
Touch Support
Formula Reference
- Formula Overview
- Formula Functions
  - Barcode Functions
  - Compatibility Functions
  - Database Functions
  - Date and Time Functions
  - Engineering Functions
  - Financial Functions
  - Information Functions
  - Logical Functions
  - Lookup and Reference Functions
  - Math and Trigonometric Functions
  - Statistical Functions
  - Sparkline Functions
  - Text Functions
    - ASC
    - BAHTTEXT
    - CHAR
    - CLEAN
    - CODE
    - CONCAT
    - CONCATENATE
    - DBCS
    - DOLLAR
    - FIND
    - FINDB
    - FIXED
    - JIS
    - LEFT
    - LEFTB
    - LEN
    - LENB
    - LOWER
    - MID
    - MIDB
    - PROPER
    - REPLACE
    - REPLACEB
    - REPT
    - RIGHT
    - RIGHTB
    - SEARCH
    - SEARCHB
    - SUBSTITUTE
    - T
    - TEXT
    - TEXTAFTER
    - TEXTBEFORE
    - TEXTJOIN
    - TEXTSPLIT
    - TRIM
    - UNICHAR
    - UNICODE
    - UPPER
    - VALUE
  - Web Functions
  - Other Functions
  - RegEx Functions
Import and Export Reference
Frequently Used Events
API Documentation
Release Notes

ASC

This function converts full-width (double-byte) characters to half-width (single-byte) characters.

Syntax

ASC(text)

Arguments

The argument accepts a text value or a reference to a cell containing the text to be changed.

Remarks

This function can convert full width letter symbol, letter and katakana to half width characters.

The text can be in number, date, or boolean format. If the text is not in the correct format, a #VALUE! error is returned.

Data Types

Accepts string data. Returns string data.

Examples

ASC("デパート") returns ﾃﾞﾊﾟーﾄ.