关于iOS与html交互，隐藏或修改html标签内容

wkwebview

   1.隐藏顶部标题栏

    [webView evaluateJavaScript:@"document.getElementsByClassName('page-header')[0].style.display='none'" completionHandler:nil];

  2. 修改网页背景色

    [webView evaluateJavaScript:@"document.getElementsByTagName('body')[0].style.background='#FFFFFF'" completionHandler:nil];

 3.底部订单

    [webView evaluateJavaScript:@"document.getElementsByClassName('action clearfix db_djx')[0].style.display='none'" completionHandler:nil];

 

隐藏顶部标题栏UIwebview

    [webView stringByEvaluatingJavaScriptFromString:@"document.getElementsByClassName('page-header')[0].style.display='none'"];

    [webView stringByEvaluatingJavaScriptFromString:@"document.getElementsByTagName('section')[0].style.paddingTop='0'"];