📅  最后修改于: 2022-03-11 15:02:09.886000             🧑  作者: Mango
/* When width is <= 600 breakpoint is 1, when width is between 600 and 1000 breakpoint is 2, else is 4 */
let breakpoint = width <= 600 ? 1 : width <= 1000 && width > 600 ? 2 : 4; // Breakpoint observer code