Poker is a family of card games in which players wager on which hand is the best according to the rules of a particular game. The game is played worldwide, but in some countries the rules may vary.
Poker begins with a dealer who shuffles the cards and deals them to the players in turn, beginning with the player to their left. After the cards are dealt, one or more betting rounds are played between each deal.
The best hand wins the pot, which is a sum of all bets made during the game. The best hand is determined by the cards that the player holds, as well as by the cards that other players hold.
A hand is composed of five cards, each of which has a different value. The highest hand beats any other, based on probability (the frequency of identical cards).
There are several ways to improve a hand: the player can bet before discarding, discard their original cards and receive replacements from the deck, or bet after receiving new cards. A player can also “check” when they do not want to bet, and the game will continue until another player bets.
In addition to the standard ten-card deck, poker is also played with short decks, which are used in some places. These decks have fewer cards than the standard deck but still contain all the same suit cards.