我希望闰年和下一年是"22",其余的"23"。
var hdag = ((Date.isLeapYear(year( ||(日期是闰年(年(+1((?"23" : "22"( + "/9";
我不确定你想这样做做什么,因为这个问题写得很奇怪,但请尝试以下操作:
let thisYear = (Date.isLeapYear(year)) ? "22" : "23") + "/9",
nextYear = thisYear
console.log(`This year is ${thisYear}, and next year is ${nextYear}`)