#import "ViewController.h"

@interface ViewController () <UIWebViewDelegate>

@property (weak, nonatomic) IBOutlet UIWebView *webView;

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad]; //通过本地html文件加载网页

    [self.webView loadRequest:[NSURLRequest

    requestWithURL:[[NSBundle mainBundle]

     URLForResource:@"test" withExtension:@"html"]]];

}

- (void)call{    //拨打电话

    [[UIApplication sharedApplication]

    openURL:[NSURL URLWithString:@"tel://10086"]];

}

//是否允许加载从webview获得的请求/*

 *该方法可以实现js调用OC

 *js和OC交互的第三框架可以使用：WebViewJavaScriptBridge

 */

- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType{

   //获得html点击的链接

    NSString *url = request.URL.absoluteString;    //设置协议头

    NSString *scheme = @"zc://";    //判断获得的链接前面是否包含设置头

    if([url hasPrefix:scheme]){        //切割字符串

        NSString *methodName =

   [url substringFromIndex:scheme.length];

//调用打电话的方法

[self performSelector:NSSelectorFromString(methodName) withObject:nil];

       return NO;

    }else{

          return YES;

    }

}