test

UIFont *cellFont = [UIFont systemFontOfSize:LEARN_TITLE_FONT15];

            CGSize constraintSize = CGSizeMake(260, MAXFLOAT);

            

            CGSize labelSize=[str sizeWithFont:cellFont constrainedToSize:constraintSize lineBreakMode:UILineBreakModeWordWrap];

            detailLabel.frame = CGRectMake(15, 20, labelSize.width, labelSize.height);

            [detailLabel setText:str  WithFont:[UIFont systemFontOfSize:LEARN_TITLE_FONT15] AndColor:UIColorRGB(0X333333)];