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26 thg 12, 2022
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Cũng áp dụng cho ColdFusion
Description
Checks if an object passed is the fileStream object that you get upon calling FileOpen() is valid or not.
Returns
True, if the value is a valid ColdFusion file object.
History
ColdFusion (2018 release): Introduced named parameters.
ColdFusion 11: Added the function.
Category
Syntax
IsFileObject(file)
See also
Parameters
Parameter |
Description |
---|---|
file |
The file object. |
Example
<cfscript> theDir=GetDirectoryFromPath(GetCurrentTemplatePath()); theFile=theDir & "Sample files/Test.txt"; a=FileOpen(theFile); writeoutput(IsFileObject(a)); </cfscript>
Output
YES