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Inspired by the varying capitalization of "NCOV" during the corona virus pandemic (e.g. ncov, nCoV, NCOV, nCOV), this function allows for all possible configurations of lower- and upper-case letters in your search term.

Usage

mx_caps(x)

Arguments

x

Search term to be formatted

Value

The input string is return, but with each non-space character repeated in lower- and upper-case, and enclosed in square brackets. For example, mx_caps("ncov") returns "[Nn][Cc][Oo][Vv]"

See also

Other helper: mx_crosscheck(), mx_download(), mx_export()

Examples

# \donttest{

query <- c("coronavirus", mx_caps("ncov"))

mx_search(mx_snapshot("6c4056d2cccd6031d92ee4269b1785c6ec4d555b"), query)
#> Warning: cannot open URL 'https://api.github.com/repos/YaoxiangLi/medrxivr-data/contents/?ref=6c4056d2cccd6031d92ee4269b1785c6ec4d555b': HTTP status was '404 Not Found'
#> Error in value[[3L]](cond): Failed to retrieve file list from GitHub. Please check the commit or branch name.
# }