github_34770902的博客

小笔记

设置导航栏中间的标题   self.navigationItem.title = @"title";设置导航栏的标题文字颜色   [self.navigationController.navigationBar setBarTitleTextAttributes:@{NSForegroundColorAttributeName:[UIColor grayColor]}];

@property (nonatomic) WKWebView *webView;@property (nonatomic) CALayer *progresslayer;//创建webView之后监听estimatedProgress属性_webView = [[WKWebView alloc]initWithFrame:self.view.bounds]; //就是当前网页加载的进度