+ (NSString *) getweekDayStringWithDate:(NSDate *) date
{
NSCalendar * calendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar]; // 指定日历的算法
NSDateComponents *comps = [calendar components:NSWeekdayCalendarUnit fromDate:date];
// 1 是周日，2是周一 3.以此类推
NSNumber * weekNumber = @([comps weekday]);
NSInteger weekInt = [weekNumber integerValue];
NSString *weekDayString = @"(周一)";
switch (weekInt) {
case 1:
{
weekDayString = @"(周日)";
}
break;
case 2:
{
weekDayString = @"(周一)";
}
break;
case 3:
{
weekDayString = @"(周二)";
}
break;
case 4:
{
weekDayString = @"(周三)";
}
break;
case 5:
{
weekDayString = @"(周四)";
}
break;
case 6:
{
weekDayString = @"(周五)";
}
break;
case 7:
{
weekDayString = @"(周六)";
}
break;
default:
break;
}
return weekDayString;
}
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