// 设置tabbar的角标
[[[[[self tabBarController] viewControllers] objectAtIndex: 0] tabBarItem] setBadgeValue:[NSString stringWithFormat:@"%ld",(long)number]];
//字符的替换
NSString *String = @"123|study:demo”;
String = [String stringByReplacingOccurrencesOfString:@“|" withString:@""
];
String = [String stringByReplacingOccurrencesOfString:@“:" withString:@""
];
//Masonry的基本使用
- (void) layoutSubPages{
[self.topView mas_makeConstraints:^(MASConstraintMaker *make) {
make.top.mas_equalTo(self.view.mas_top);
make.left.and.right.mas_equalTo(self.view);
make.height.mas_equalTo(64);
}];
[self.titleLabel mas_makeConstraints:^(MASConstraintMaker *make) {
make.centerY.mas_equalTo(self.topView.mas_centerY).offset(10);
make.centerX.mas_equalTo(self.view.mas_centerX);
make.size.mas_equalTo(CGSizeMake(120, 44));
}];
[self.backButton mas_makeConstraints:^(MASConstraintMaker *make) {
make.centerY.mas_equalTo(self.topView.mas_centerY).offset(10);
make.left.mas_equalTo(self.view.mas_left);
make.size.mas_equalTo(CGSizeMake(40, 39));
}];
[self.scrollView mas_makeConstraints:^(MASConstraintMaker *make) {
make.top.mas_equalTo(self.topView.mas_bottom);
make.left.and.right.mas_equalTo(self.view);
make.height.mas_equalTo(42);
}];
[self.scrollView1 mas_makeConstraints:^(MASConstraintMaker *make) {
make.top.mas_equalTo(self.scrollView.mas_bottom);
make.left.right.and.bottom.mas_equalTo(self.view);
}];
}
原文：http://www.cnblogs.com/CodingMann/p/5066496.html