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LSIsNumeric
Last update:
May 18, 2026
Description
Determines whether a string is a valid representation of a number in the current locale.
Returns
True, if the string represents a number the current locale; False, otherwise.
Category
Syntax
LSIsNumeric(string [, locale])See also
History
ColdFusion 8: Added the locale parameter.
ColdFusion MX: Changed formatting behavior: this function might return a different result than in earlier releases. This function uses Java standard locale formatting rules on all platforms.
Parameters
Parameter | Description |
string | A string or a variable that contains one |
locale | Locale to use instead of the locale of the page when processing the function |
Usage
To set the default display format of date, time, number, and currency values, use the SetLocale function.
Example
<cfscript>
num="123-456"
locale=getLocale()
writeOutput("Locale is: " & locale & "<br/>")
writeOutput(LSISNumeric(num,locale))
</cfscript>Output
Locale is: English (US)
NO
NO
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