js 查詢標籤屬性
阿新 • • 發佈:2019-02-05
<html>
<head>
<title></title>
</head>
<body>
<span id="test" flag="wx">ss</span>
<span id="test" flag="wxss">wxss</span>
<span id="test">ss</span>
</body>
<script type="text/javascript" >
//var all = document.getElementsByTagName("span").attributes.getNamedItem("flag").nodeValue;
//console.log(all)
window.onload = function() {
var spans = document.getElementsByTagName("span");
for(var k = 0, length = spans.length; k < length; k++) {
var item = spans[k];
var flag = item.attributes.flag;
if(flag && flag.nodeValue == "wx")
item.innerText = "xxx";
}
var
}
</script>
</html>