Policy Server Guides › Policy Server Configuration Guide › Attributes and Expressions Reference › Functions Available within Expressions › EXISTS Function--Look Up File Name

EXISTS Function--Look Up File Name

The EXISTS function looks up the specified file and returns a TRUE if the file exists. Otherwise, the function returns a FALSE.

Syntax

The EXISTS function has the following format:

EXISTS(filename)

Parameters

The EXISTS function accepts a filename.

filename (string)

Return Value

The EXISTS function returns a Boolean value.

Remarks

Privileged: Yes

Example

Return_value=EXISTS('SmUtilities.dll')
Return_value=TRUE