import fmt from "easy-fmt";

let io = fmt.IntersectionObserver(document.getElementById("box", true));

io.then((entries, observe) => {
  if (entries[0].intersectionRatio <= 0) return;
  // 元素在可视区的处理逻辑
  observe.disconnect();
});

fmt.currency(12000); // 12,000.00

fmt.time(new Date(2020, 10, 22, 10, 15, 2), "YYYY-MM-DD hh:mm:ss"); // 2020-11-22 10:15:02

fmt.param({
  orderId: 15,
  orderNo: "Order20201022",
}); // ?orderId=15&orderNo=Order20201022

fmt.prefixZero(12, 5); // 00012
fmt.prefixZero(12, 1); // 12
fmt.prefixZero(-12, 3); // -012

fmt.round(12.456, 2); // 12.46

fmt.mask("15211112222", 12, 4); // 15211112222
fmt.mask("15211112222", 3, 4); // 152****2222

fmt.trim(" 152  111 222 ", "all"); // 152111222

fmt.phone("15211112222"); // 152-1111-2222
fmt.phone("15211112222", "/"); // 152/1111/2222
fmt.phone("15211112222", "-", "1/1/1"); // 1-5-2-11112222