Check if a Card is a Face Card (J, Q, K)
card_is_face.RdIdentifies whether each card in the card_vector is a face card (J, Q, K).
Examples
# Check for face cards in a deck
deck <- card_vector(c("A♠", "10♣", "K♥", "Q♠"))
card_is_face(deck)
#> [1] FALSE FALSE TRUE TRUE