Some Huawei phones pull up and load more, which is not easy to solve


// window.onscroll窗口添加滚动条事件
  
  function scrollBottom(){
    
    
  	var thisBottom=0;
  	if(getScrollHeight() == getDocumentTop() + getWindowHeight()){
    
    
     thisBottom=1;
   }
  	return thisBottom;
  }
  

//(浏览器窗口上边界内容高度)
  function getDocumentTop() {
    
    
    var scrollTop = 0, bodyScrollTop = 0, documentScrollTop = 0;
    if (document.body) {
    
    
      bodyScrollTop = document.body.scrollTop;
    }
    if (document.documentElement) {
    
    
      documentScrollTop = document.documentElement.scrollTop;
    }
    scrollTop = (bodyScrollTop - documentScrollTop > 0) ? bodyScrollTop : documentScrollTop;
//    console.log("scrollTop:"+scrollTop);
    return scrollTop;
  }

 

  //可视窗口高度(屏幕可以看见的高度)
  function getWindowHeight() {
    
    
    var windowHeight = 0;
    if (document.compatMode == "CSS1Compat") {
    
    //IE8及以下在标准模式下
      windowHeight = document.documentElement.clientHeight;
    } else {
    
    
      windowHeight = document.body.clientHeight;
    }
//    console.log("windowHeight:"+windowHeight);
    return windowHeight;
  }

 

  //滚动条滚动高度(即整个网页的高度)
  function getScrollHeight() {
    
    
    var scrollHeight = 0, bodyScrollHeight = 0, documentScrollHeight = 0;
    if (document.body) {
    
    
      bodyScrollHeight = document.body.scrollHeight;
    }
    if (document.documentElement) {
    
    
      documentScrollHeight = document.documentElement.scrollHeight;
    }
var brand = judgeBrand(navigator.userAgent.toLowerCase());
			if(brand=='huawei'){
    
    
				scrollHeight = (bodyScrollHeight - documentScrollHeight > 0) ? bodyScrollHeight-5 : documentScrollHeight-5;
			}else{
    
    
				scrollHeight = (bodyScrollHeight - documentScrollHeight > 0) ? bodyScrollHeight : documentScrollHeight;
			}
//    scrollHeight = (bodyScrollHeight - documentScrollHeight > 0) ? bodyScrollHeight : documentScrollHeight;
//    console.log("scrollHeight:"+scrollHeight);
    return scrollHeight;
  }

function judgeBrand(sUserAgent) {
    
    
//	判断具体机型华为P20
//			var	HuaweiP20='Mozilla/5.0 (Linux; Android 8.1; EML-AL00 Build/HUAWEIEML-AL00; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/53.0.2785.143 Crosswalk/24.53.595.0 XWEB/358 MMWEBSDK/23 Mobile Safari/537.36 MicroMessenger/6.7.2.1340(0x2607023A) NetType/4G Language/zh_CN'
//     var isHuawei = sUserAgent.match(/huawei/i) == "huawei";
//     if (sUserAgent=HuaweiP20) {
    
    
//         return 'huaweiP20';
//     }
//  判断华为机型
			 var isHuawei = sUserAgent.match(/huawei/i) == "huawei";
			 if(isHuawei){
    
    
			 	return 'huawei';
			 }
   }

Huawei mobile phone pixel difference:
https://blog.csdn.net/zhou_w_x/article/details/106123865

Common useragent
https://blog.csdn.net/weixin_33721344/article/details/93860512

Guess you like

Origin blog.csdn.net/weixin_49295874/article/details/114641079