Description

Determines whether a variable returns a ColdFusion image.

Returns

True, if the value is a ColdFusion image; False, otherwise.

Category

Image functions

Function syntax

IsImage(name)

See also

cfimage, ImageGetBlob, ImageInfo, ImageNew

History

ColdFusion 8: Added this function.

Parameters

Usage

Use this function to determine whether a variable returns a ColdFusion image.

Example

<cfif IsImageFile("images/#form.art#")>
<cfset myImage=ImageNew("images/#form.art#")>
...
<cfset IsImage("#myImage#")>
<cfimage action="writeToBrowser" source="#myImage#">
</cfif>