- edgesForExtendedLayout 用法：self.edgesForExtendedLayout = UIRectEdgeNone...

1.添加Objective-C File，（提示添加MySwift-Bridging-Header.h） @interface CouponVi...

3.可用SnapKit代替Masonry pod 'SnapKit', '~> 0.19.1' 0.20.0以后的会报错，没找到解决方法 imp...

1.同oc一样先有CocoaPods 2.关键在podfile中的写法 platform :ios, ‘8.0’ use_frameworks!...

实例方法 class A { var a = 0 func a_f() { a = 9 } } 方法的局部参数名称和外部参数名称 修改方法的外部...

enum Point { case North case South } var d = Point.North d = .South swit...

sort 函数 func backward(a:Int, b:Int) -> Bool { return a > b } let arr = [...

funcf_name(v_name:v_Class, ...) -> return_Class { //fun_content } var a ...

Array var someInts = [Int]() print("someInts is of type [Int] with \(som...