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js获取某年某月一共多少天

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  • Post category:其他


const getDaysInMonth = (year, month) => {  
    let date = new Date(year, month, 1);  
    return new Date(date.getTime() - 864e5).getDate();  
} 

getDaysInMonth(2018,02)
// 28

转载于:https://www.cnblogs.com/lfqcode/p/9660830.html