format.js

export function formatTime(dates, fmt) {
    var date = new Date(dates);
    if (/(y+)/.test(fmt)) {
        fmt = fmt.replace(
            RegExp.$1,
            (date.getFullYear() + "").substr(4 - RegExp.$1.length)
        );
    }
    var o = {
        "M+": date.getMonth() + 1,
        "d+": date.getDate(),
        "h+": date.getHours(),
        "m+": date.getMinutes(),
        "s+": date.getSeconds(),
    };
    for (var k in o) {
        if (new RegExp("(" + k + ")").test(fmt)) {
            var str = o[k] + "";
            fmt = fmt.replace(
                RegExp.$1,
                RegExp.$1.length === 1 ? str : ("00" + str).substr(str.length)
            );
        }
    }
    return fmt;
}
export function fileSize(val) {
    if (isNaN(val)) {
        return val;
    }
    if (val === 0) return "0 B";
    var k = 1024;
    var sizes = ["B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"];
    var i = Math.floor(Math.log(val) / Math.log(k));
    return (val / Math.pow(k, i)).toPrecision(4) + " " + sizes[i];
}
export function fileTime(val) {
    var now = new Date(val),
        y = now.getFullYear(),
        m = ("0" + (now.getMonth() + 1)).slice(-2),
        d = ("0" + now.getDate()).slice(-2);
    return y + "-" + m + "-" + d;
}
export function delHtml(val) {
    return val.replace(/<[^>]+>/g, "");//截取html标签
}

//时间戳转换方法    date:时间戳数字
export function formatDate(dateN,mode=1) {
    var date = new Date(dateN * 1000);
    var YY = date.getFullYear() + '-';
    var MM = (date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1) + '-';
    var DD = (date.getDate() < 10 ? '0' + (date.getDate()) : date.getDate());
    var hh = (date.getHours() < 10 ? '0' + date.getHours() : date.getHours()) + ':';
    var mm = (date.getMinutes() < 10 ? '0' + date.getMinutes() : date.getMinutes()) + ':';
    var ss = (date.getSeconds() < 10 ? '0' + date.getSeconds() : date.getSeconds());
    if (mode==1){
        return YY + MM + DD;
    }else{
        return YY + MM + DD + " " + hh + mm + ss;
    }
    
}