iOS UIWebView获取meta 标签内容

前言

略过

正文

<meta name="yb_title" content="测试">
    <meta name="yb_img" content="测试1">
    <meta name="yb_intro" content="测试2">
    <meta name="yb_url" content="测试3">

代码

    NSString *js = @"document.getElementsByName(\"yb_url\")[0].content";
//    NSString *js = @"document.getElementsByTagName('html')[0].innerHTML";
    NSString *metaInfo = [self.webView stringByEvaluatingJavaScriptFromString:js];
    
    NSLog(@"%@",metaInfo);