This function is used to first normalize an abb and then call
expand_abbrev() using valid_state and valid_name as the abb and rep
arguments.
expand_state(abb)A abb US state name character vector (e.g., "Vermont").
The 2-letter USPS abbreviation of for state names (e.g., "VT").
Other geographic normalization functions:
abbrev_full(),
abbrev_state(),
check_city(),
expand_abbrev(),
fetch_city(),
normal_address(),
normal_city(),
normal_state(),
normal_zip(),
str_normal()
expand_state(abb = state.abb)
#> [1] "ALABAMA" "ALASKA" "ARIZONA" "ARKANSAS"
#> [5] "CALIFORNIA" "COLORADO" "CONNECTICUT" "DELAWARE"
#> [9] "FLORIDA" "GEORGIA" "HAWAII" "IDAHO"
#> [13] "ILLINOIS" "INDIANA" "IOWA" "KANSAS"
#> [17] "KENTUCKY" "LOUISIANA" "MAINE" "MARYLAND"
#> [21] "MASSACHUSETTS" "MICHIGAN" "MINNESOTA" "MISSISSIPPI"
#> [25] "MISSOURI" "MONTANA" "NEBRASKA" "NEVADA"
#> [29] "NEW HAMPSHIRE" "NEW JERSEY" "NEW MEXICO" "NEW YORK"
#> [33] "NORTH CAROLINA" "NORTH DAKOTA" "OHIO" "OKLAHOMA"
#> [37] "OREGON" "PENNSYLVANIA" "RHODE ISLAND" "SOUTH CAROLINA"
#> [41] "SOUTH DAKOTA" "TENNESSEE" "TEXAS" "UTAH"
#> [45] "VERMONT" "VIRGINIA" "WASHINGTON" "WEST VIRGINIA"
#> [49] "WISCONSIN" "WYOMING"
expand_state(abb = c("nm", "fr"))
#> [1] "NEW MEXICO" "FR"