A set of predicates and assertions for checking the properties of US-specific complex data types. Most of the documentation is on the assertive page. End-users will usually want to use assertive directly.
To install the stable version, type:
To install the development version, you first need the devtools package.
Then you can install the assertive.data.us package using
is_us_telephone_number checks character vectors for UK telephone numbers.
is_uk_zipcode checks character vectors for UK zip codes.
Predicates all return a vector and have two corresponding assertions. For example,
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