weekdaysShort

// 从 2.12.0 开始
moment.updateLocale('en', {
    weekdaysShort : String[]
});
moment.updateLocale('en', {
    weekdaysShort : Function
});
// 从 2.8.1 至 2.11.2
moment.locale('en', {
    weekdaysShort : String[]
});
moment.locale('en', {
    weekdaysShort : Function
});

// 废弃于 2.8.1
moment.lang('en', {
    weekdaysShort : String[]
});
moment.lang('en', {
    weekdaysShort : Function
});

Locale#weekdaysShort 应是工作日缩写的数组。

moment.updateLocale('en', {
    weekdaysShort : ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"]
});

Locale#weekdaysShort 也可以是回调函数。

moment.updateLocale('en', {
    weekdaysShort : function (momentToFormat, format) {
        return weekdaysShort[momentToFormat.day()];
    }
});

// From 2.12.0 onward
moment.updateLocale('en', {
    weekdaysShort : String[]
});
moment.updateLocale('en', {
    weekdaysShort : Function
});
// From 2.8.1 to 2.11.2
moment.locale('en', {
    weekdaysShort : String[]
});
moment.locale('en', {
    weekdaysShort : Function
});

// Deprecated in 2.8.1
moment.lang('en', {
    weekdaysShort : String[]
});
moment.lang('en', {
    weekdaysShort : Function
});

Locale#weekdaysShort should be an array of the weekdays abbreviations.

moment.updateLocale('en', {
    weekdaysShort : ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"]
});

Locale#weekdaysShort can be a callback function as well.

moment.updateLocale('en', {
    weekdaysShort : function (momentToFormat, format) {
        return weekdaysShort[momentToFormat.day()];
    }
});