js转换方法

//将秒转成中文描述,130转为2分钟10秒
function formatTime(timeInSeconds){
    var seconds = Math.floor(timeInSeconds);
    var minutes = Math.floor(timeInSeconds / 60.0);
    var hours = Math.floor(minutes / 60.0);
    if (hours != 0) { return hours + "小时 " + (minutes % 60) + "分钟 " + (seconds % 60) + "秒"; }
    if (minutes % 60 != 0) { return minutes % 60 + "分钟 " + (seconds % 60) + "秒"; }
    else { return seconds % 60 + " 秒"; }
}
//流量或容量转
function fsize(flong){
    if (flong <= 0) { return "";} 
    else if (flong < 1024) { return flong + "bytes"; }
    else if (flong < 1024 * 1024) {
        var fm = Math.floor(flong / 1024);
        return fm + "K";
    }
    else if (flong < 1024 * 1024 * 1024) {
        var fm = Math.floor(flong / (1024 * 1024));
        return fm + "M";
    }
    else if (flong < 1024 * 1024 * 1024 * 1024) {
        var fm = Math.floor(flong / (1024 * 1024 * 1024));
        return fm + "M";
    }
}