About This Document
The Gnumeric Manual, version 1.8
- Welcome!
- How to Use this Manual
- A Quick Introduction
- Gnumeric Elements
- Working with Data
- Advanced Analysis
- Graphics: Plots, Images, Widgets, and Drawings
- Configuring Gnumeric
- Working with Files
- Printing
- Getting More Help
- Reporting a Problem
- Extending Gnumeric
- Function Reference
  - Bitwise Operations
  - Complex
  - Database
  - Date/Time
  - Engineering
  - Erlang
  - Finance
  - Gnumeric
  - Information
    
    CELL
    
    COUNTBLANK
    
    ERROR
    
    ERROR.TYPE
    
    EXPRESSION
    
    GET.FORMULA
    
    GETENV
    
    INFO
    
    ISBLANK
    
    ISERR
    
    ISERROR
    
    ISEVEN
    
    ISLOGICAL
    
    ISNA
    
    ISNONTEXT
    
    ISNUMBER
    
    ISODD
    
    ISREF
    
    ISTEXT
    
    N
    
    NA
    
    TYPE
  - Logic
  - Lookup
  - Mathematics
  - Number Theory
  - Random Numbers
  - Statistics
  - String
  - Time Series Analysis
- Keybinding Reference

ISNUMBER

The Gnumeric Manual, version 1.8
Function Reference
Information

ISNUMBER —

Synopsis
Description
Examples
See also

Synopsis

ISNUMBER(value)

Description

ISNUMBER returns TRUE if the value is a number.

This function is Excel compatible.

Examples

ISNUMBER("text") equals FALSE.

See also