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Example of positioning through parent search in jquery_jquery

WBOY
WBOYOriginal
2016-05-16 17:30:581041browse
Copy code The code is as follows:

If you want to find a span with the icon class (operate on it, news_list_icon to news_list_icon_hover), except using the original code
copy the code The code is as follows:

$ ("#newslist li").hover(function(){
$("#newslist li").find(".icon").addClass("news_list_icon_hover") },function(){ $("# newslist li").find(".icon").removeClass("news_list_icon_hover") } );

You can also use the parent query method for positioning, as follows:
Copy code The code is as follows:

function changeReadIconOver(alink) {
$(alink).parent() .parent().find(".icon").addClass("news_list_icon_hover");
}
function changeReadIconOut(alink) {
$(alink).parent().parent().find (".icon").removeClass("news_list_icon_hover");
}

$(alink).parent(): refers to this Tag
$(alink).parent().parent(): refers to the tag
  • $(alink).parent().parent().find(".icon"): can be positioned Got the desired element
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