jQuery CSS() ???
css() ???? ??? ??? ??? ??? ?? ?? ????? ?????.
CSS ?? ??
??? CSS ??? ?? ???? ?? ?? ?? ??? ?????.
css("propertyname");
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js">
</script>
<script>
$(document).ready(function(){
$("button").click(function(){
alert("背景顏色 = " + $("p").css("background-color"));
});
});
</script>
</head>
<body>
<h2>這是一個(gè)標(biāo)題</h2>
<p style="background-color:#ff0000">這是一個(gè)段落。</p>
<p style="background-color:#00ff00">這是一個(gè)段落。</p>
<p style="background-color:#0000ff">這是一個(gè)段落。</p>
<button>返回 p 元素的 background-color </button>
</body>
</html>CSS ?? ??
???? ?? ?? ??? CSS ??? ????? ?? ??? ?????:
css("propertyname","value");
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js">
</script>
<script>
$(document).ready(function(){
$("button").click(function(){
$("p").css("background-color","yellow");
});
});
</script>
</head>
<body>
<h2>標(biāo)題</h2>
<p style="background-color:#ff0000; width:200px;">段落1</p>
<p style="background-color:#00ff00; width:200px;">段落2</p>
<p style="background-color:#0000ff; width:200px;">段落3</p>
<p style="width:300px;">段落4</p>
<button>設(shè)置 p 元素的背景</button>
</body>
</html>?? CSS ?? ??
?? CSS ??? ???? ?? ?? ?? ??? ?????.
css({"propertyname ":"value","propertyname":"value",...});
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js">
</script>
<script>
$(document).ready(function(){
$("button").click(function(){
$("p").css({"background-color":"yellow","font-size":"200%"});
});
});
</script>
</head>
<body>
<h2>標(biāo)題</h2>
<p style="background-color:#ff0000; width:200px;">段落1</p>
<p style="background-color:#00ff00; width:200px;">段落2</p>
<p style="background-color:#0000ff; width:200px;">段落3</p>
<p style="width:300px;">段落4</p>
<button>設(shè)置 p 元素的背景</button>
</body>
</html>
