FUNCTION:  IsNull( )
Implemented in version 1.0
 
IsNull(Expression)
 
The IsNull function determines if the expression is Null.
 
Code:
<% nothere = null %>
<% =IsNull(nothere) %>
 
Output:
True
 
Code:
<% =IsNull("This is a string.") %>
 
Output:
False

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