JavaScript DOM操作案例根据name属性获取元素
<!DOCTYPE html>
<html >
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<input type="button" value="显示效果" /><br/>
<input type="text" value="你好" name="name1"/><br/>
<input type="text" value="你好" name="name2"/><br/>
<input type="text" value="你好" name="name3"/><br/>
<input type="text" value="你好" name="name2"/><br/>
<input type="text" value="你好" name="name4"/><br/>
<input type="text" value="你好" name="name2"/><br/>
<script>
//点击按钮修改name属性为name2的value值
document.getElementByName("bt").onclick = function () {
var texs = document.getElementsByName("name2");
for(var i = 0; i < texs.length; i++) {
texs[i].value = "我不好";
}
};
</script>
</body>
</html>document.getElementsByName("")