INPBLANK Function
The INPBLANK function returns whether or not the specified paragraph is blank.
The function returns the value 1 if the paragraph is blank, and 0 if it is not.
If the specified paragraph tag does not exist, this function returns a value of 1.
Syntax
INPBLANK("Paragraph tag")
Example
INPBLANK("summary") returns 1 if the paragraph with the paragraph tag "summary" is blank, and returns 0 if there are any contents in the paragraph.