keycode:
/** * 将若干view等宽布局于容器containerView中 * * @param views viewArray * @param containerView 容器view * @param LRpadding 距容器的左右边距 * @param viewPadding 各view的左右边距 */ -(void)makeEqualWidthViews:(NSArray *)views inView:(UIView *)containerView LRpadding:(CGFloat)LRpadding viewPadding :(CGFloat)viewPadding { UIView *lastView; for (UIView *view in views) { [containerView addSubview:view]; if (lastView) { [view mas_makeConstraints:^(MASConstraintMaker *make) { make.top.bottom.equalTo(containerView); make.left.equalTo(lastView.mas_right).offset(viewPadding); make.width.equalTo(lastView); }]; }else { [view mas_makeConstraints:^(MASConstraintMaker *make) { make.left.equalTo(containerView).offset(LRpadding); make.top.bottom.equalTo(containerView); }]; } lastView=view; } [lastView mas_makeConstraints:^(MASConstraintMaker *make) { make.right.equalTo(containerView).offset(-LRpadding); }]; }