\name{zutils} \alias{.standard_regexps} \title{Miscellaneous Internal/Programming Utilities} \description{Miscellaneous internal/programming utilities.} \usage{ .standard_regexps() } \details{ \code{.standard_regexps} returns a list of \dQuote{standard} regexps, including elements named \code{valid_package_name} and \code{valid_package_version} with the obvious meanings. The regexps are not anchored. } \keyword{utilities}