register(name, factory);
Parameters
Param Type Details name stringObject Name of the filter function, or an object map of filters where the keys are the filter names and the values are the filter factories. Note: Filter names must be valid angular Expressions identifiers, such as uppercase or orderBy. Names with special characters, such as hyphens and dots, are not allowed. If you wish to namespace your filters, then you can use capitalization (myappSubsectionFilterx) or underscores (myap