datahub_domaininfo
datahub_domaininfo — gives information about data domains.
Syntax
datahub_domaininfo(pattern?)
Arguments
- pattern
- A character string which specifies a
search pattern
Returns
An array of instances of the
DH_Domain
class.
Description
This function provides
information about all data domains whose names match the
pattern, or all domains if the
pattern is left blank. The
pattern can contain the following
special characters:
- * matches any number of
characters, including zero.
- [c] matches a single
character which is a member of the set contained
within the square brackets.
- [^c] matches any single
character which is not a member of the set
contained within the square brackets.
- ? matches a single character.
- {xx,yy} matches either of the simple strings contained within
the braces.
- \c (a
backslash followed by a character) - matches that
character.
Example
—> datahub_domaininfo();
[{DH_Domain (auto_created . 1) (n_assemblies . 0) (n_attributes . 0)
(n_bridges . 0) (n_points . 8) (name . "DataSim")}
{DH_Domain (auto_created . 0) (n_assemblies . 0) (n_attributes . 0)
(n_bridges . 0) (n_points . 6) (name . "MySource")}
{DH_Domain (auto_created . 0) (n_assemblies . 0) (n_attributes . 0)
(n_bridges . 0) (n_points . 3) (name . "default")}]
—> datahub_domaininfo("*Sim");
[{DH_Domain (auto_created . 1) (n_assemblies . 0) (n_attributes . 0)
(n_bridges . 0) (n_points . 8) (name . "DataSim")} 
