js 时间

// 稍后放到公共类库去
Date.prototype.format = function(fmt) {      
     var o = { 
        "M+" : this.getMonth()+1,                 //月份 
        "d+" : this.getDate(),                    //
        "h+" : this.getHours(),                   //小时 
        "m+" : this.getMinutes(),                 //
        "s+" : this.getSeconds(),                 //
        "q+" : Math.floor((this.getMonth()+3)/3), //季度 
        "S"  : this.getMilliseconds()             //毫秒 
    }; 
    if(/(y+)/.test(fmt)) {
            fmt=fmt.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length)); 
    }
    for(var k in o) {
        if(new RegExp("("+ k +")").test(fmt)){
             fmt = fmt.replace(RegExp.$1, (RegExp.$1.length==1) ? (o[k]) : (("00"+ o[k]).substr((""+ o[k]).length)));
         }
    }
    return fmt; 
}


const date2date = time => {
    if (time) {
        time = time.replace(/-/g, "/")
        var oldTime = (new Date(time)).getTime();
        var curTime = new Date(oldTime).format("yyyy/MM/dd");
        return curTime
    } else {
        return ''
    }
}


export default {
    date2date
}

原文地址:https://www.cnblogs.com/CyLee/p/8612237.html