- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType { //isNotFirstLoad' marks if it is the fisrt load.

//isNotFirstLoad是代表當(dāng)前這個(gè)webview是不是已經(jīng)加載了一次request if (isNotFirstLoad) { //如果不加上這個(gè)判斷，后面出現(xiàn)的loadRequest函數(shù)的調(diào)用就會(huì)導(dǎo)致出現(xiàn)死循環(huán) //create an new webview CGRect frame = _myWebView.frame; [_myWebView removeFromSuperview]; _myWebView = [[EasyJSWebView alloc] initWithFrame:frame]; [self.view addSubview:_myWebView]; //init the new webview _webView.delegate = self; javaScriptInterface* interface = [javaScriptInterface new]; [self.webView addJavascriptInterfaces:interface WithName:@"interface"]; [_myWebView loadRequest:request]; //reset the firstload flag to load the new request isNotFirstLoad = NO; //返回No，則不加載本方法傳入的的request return NO; } isNotFirstLoad = YES; return YES; //YES if the web view should begin loading content; otherwise, NO .

}

轉(zhuǎn)載于:https://www.cnblogs.com/linusflow/p/8688314.html

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