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分享$('select').css('color','red');
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=8" />
<title> 页面名称 </title>
</head>
<body>
<script type="text/javascript" src="http://libs.baidu.com/jquery/1.9.1/jquery.min.js"></script>
<select name="test">
<option value="" selected="selected">hhhhhhhhh</option>
<option value="">hhhhhhhhhh</option>
</select>
<script type="text/javascript">
$('select').css('color','red');
</script>
</body>
</html>

var obj = document.getElementsByTagName("select");
for (var i=0; i < obj.length; i++){
obj[i].style.color = "#FF0000" ; //这句不能执行,该如何修改
}
var obj = document.getElementsByTagName("select");
for (var i=0; i < obj.length; i++){
obj.style.color = "#FF0000" ; //这句不能执行,该如何修改
}