Straight quotes are the generic vertical quotation marks which are inserted via the quotes button on a keyboard. There are two variants:
- the straight single quote (') and 2 .the straight double quote (").
Curly quotes are the quotation marks used in good typography. There are two sets of curly quote characters:
- Single quotes: the opening single quote (‘) and the closing single quote (’)
- Double quotes: the opening double quote (“) and the closing double quote (”).