ISNULL()
Synopsis
Check if a value is NULL.
Description
Returns 1 if NULL or 0 otherwise.
Syntax
ISNULL(data)
Arguments
data
See Also
Import Version
This documentation was imported from Asterisk Version GIT-19-56f9c28a50
Check if a value is NULL.
Returns 1 if NULL or 0 otherwise.
ISNULL(data)
dataThis documentation was imported from Asterisk Version GIT-19-56f9c28a50