简单的webView的使用-优快云博客

本文深入探讨了iOS开发中Objective-C和Swift的关键技术，包括基础语法、框架使用、性能优化等，旨在帮助开发者提升iOS应用开发技能。

@interface ViewController ()<UIWebViewDelegate>

@property (nonatomic, strong) UIWebView *webView;

@end

@implementation ViewController

- (void)viewDidLoad {

[super viewDidLoad];

//创建WebView

self.webView = [[UIWebView alloc] initWithFrame:CGRectMake(0, 20, self.view.bounds.size.width, self.view.bounds.size.height)];

[self.view addSubview:self.webView];

//webView加载请求

// [self.webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"http://www.baidu.com"]]];

// [webView loadHTMLString:<#(NSString *)#> baseURL:<#(NSURL *)#>]

[self getDataWithURL:@"https://moment.douban.com/api/stream/date/2015-10-11?alt=json&apikey=0bcf52793711959c236df76ba534c0d4&app_version=1.7.0&douban_udid=144e7e4c418d047b06ba92d569afcf1a4d05aa11&format=full&udid=27a3ce9559b7d68ff28dbe0836676286f048e565&version=6"];

self.webView.delegate = self;

}

//进行网络请求

- (void)getDataWithURL:(NSString *)urlStr {

//创建session

NSURLSession *session = [NSURLSession sharedSession];

//创建请求任务

NSURLSessionDataTask *task = [session dataTaskWithRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:urlStr]]completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {

if (data) {

id obj = [NSJSONSerialization JSONObjectWithData:data options:(NSJSONReadingMutableContainers) error:nil];

NSLog(@"%@", obj);

//获取第一个字典内的Content

NSString *firstContent = [obj[@"posts"] firstObject][@"content"];

//字符串替换

firstContent = [firstContent stringByReplacingOccurrencesOfString:@"<img class=\"auth_author_mark\"/>" withString:@"<img src=\"https://img1.doubanio.com/icon/u55362758-4.jpg\">"];

[self.webView loadHTMLString:firstContent baseURL:nil];

}

}];

//开启任务

[task resume];

}

转载于:https://www.cnblogs.com/hsxblog/p/5117439.html