TACL Reference Manual

Built-In Functions and Variables
HP NonStop TACL Reference Manual—429513-018
9-136
#EMPTYV Built-In Function
#EMPTYV Built-In Function
Use #EMPTYV to determine whether a variable level or quoted text is empty.
BLANK
specifies that a string containing only spaces or end-of-lines is to be considered
empty.
string
is the name of an existing variable level, text enclosed in quotation marks, or a
concatenation of such entities. The concatenation operator is '+' (the apostrophes
are required).
Result
#EMPTYV returns -1 if the string is empty; otherwise, it returns 0.
Consideration
Use the #EMPTY built-in function to determine if specified text is empty.
#EMPTYV [ / BLANK / ] string