book_t.ml

type book_t = {
	title: string;
	author: string;
	publisher: string;
	price: int;
	isbn: string;
}

let book1 = {title = "head first java"; author = "Kephy"; publisher = "Oreilly"; price = 4800; isbn = "4-87311-279-6"}
let book2 = {title = "angougijutsunyuumon"; author = "Yuhki Hiroshi"; publisher = "Softbank"; price = 3000; isbn = "978-4-7973-5099-9"}
let book3 = {title = "hajimetenoPerl"; author = "Rankal"; publisher = "Oreilly"; price = 3000; isbn = "978-4-87311-427-9"}