Swift 7.OC单例
发布时间:2020-12-14 01:29:51 所属栏目:百科 来源:网络整理
导读:ViewController.m #import "ViewController.h"#import "单例-Swift.h"//OCd调用 swift 需要导入桥接文件 命名空间-Swift.h 文件@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad { [super viewDidLoad]; SoundTools *too
ViewController.m #import "ViewController.h" #import "单例-Swift.h" //OCd调用 swift 需要导入桥接文件 命名空间-Swift.h 文件 @interface ViewController () @end @implementation ViewController - (void)viewDidLoad { [super viewDidLoad]; SoundTools *tools = [SoundTools tools]; NSLog(@"%@",[SoundTools tools]); NSLog(@"%@",tools); } NetworkTools.h #import <Foundation/Foundation.h> @interface NetworkTools : NSObject //设置全局访问点 + (instancetype) sharedTools; @end NetworkTools.m #import "NetworkTools.h" @implementation NetworkTools + (instancetype)sharedTools { static NetworkTools *instance = nil; static dispatch_once_t onceToken; dispatch_once(&onceToken,^{ instance = [[NetworkTools alloc] init]; }); return instance; } @end SoundTools.swift import UIKit class SoundTools: NSObject { //let 不可变 同样是线程安全的 var baseURL: String? static let tools: SoundTools = { () -> SoundTools in let instance = SoundTools() instance.baseURL = "www.douniwan.com" return instance }() } (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |