label的创建

 _label= [[UILabel
alloc]init];

    _label.autoresizingMask =
UIViewAutoresizingFlexibleWidth;

    _label.text =
@"我推广的人";

    _label.textColor = [UIColor
grayColor];

    _label.textAlignment =
NSTextAlignmentCenter;

    _label.lineBreakMode =
NSLineBreakByWordWrapping;

    _label.font = [UIFont
fontWithName:@"AmericanTypewriter"
size:14];

    _label.numberOfLines =
1;

    [_label
sizeToFit];

    _label.adjustsFontSizeToFitWidth =
YES;

    _label.userInteractionEnabled =
YES<
4000
span style="color:#000000;">;

    [self.view
addSubview:_label];

    [_label
mas_makeConstraints:^(MASConstraintMaker *make) {

        make.left.mas_equalTo(5);

        make.top.mas_equalTo(80);

        

    }];