So, what do we need to store in a variable template? Of course we
need a name to identify the template. Template names are made up of
components separated by the character `/' (slash).
- Each component is limited to alphanumerics and `+' `-' `.'
- (plus, minus, full stop).
+ Each component is limited to alphanumerics and `+' `-' `.' `_'
+ (plus, minus, full stop, underscore).
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A type is also needed so data can be verified. Here is a table