iOS 计算还款日与当前时间的差

2016.8.24

//计算还款日与当前时间的差

- (int)intervalSinceNow: (NSString*) theDate {

NSDateFormatter*formatter=[[NSDateFormatteralloc]init];

[formattersetDateFormat:@"yyyy-MM-dd HH:mm:ss"];

NSDate*date=[formatterdateFromString:theDate];

NSString*string = [formatterstringFromDate:[NSDatedate]];

NSLog(@"%@", string);

NSTimeIntervallate=[datetimeIntervalSince1970]*1;

NSDate* dat = [NSDatedateWithTimeIntervalSinceNow:0];

NSTimeIntervalnow = [dattimeIntervalSince1970]*1;

NSString*timeString =@"";

NSTimeIntervalcha = now-late;

if(cha/86400>1) {

timeString = [NSStringstringWithFormat:@"%f", cha/86400];

timeString = [timeStringsubstringToIndex:timeString.length-7];

return[timeStringintValue];

}

return-1;

}