<head>
<script src="jquery.js"></script>
<script>
$.extend({
max : function(a , b ) {
return a > b ? a : b;
}
});
alert($.max(1 , 3));
$.fn.highlight = function(colorName) {
$(this).mouseover(function() {
$(this).css("background-color" ,colorName);
}).mouseout(function() {
$(this).css("background-color" , "");
});
};
$(function() {
$("p").highlight("red");
});
</script>
</head>
<body>
<p>
This is a paragraph.
</p>
<p>
This is a paragraph.
</p>
<p>
This is a paragraph.
</p>
<p>
This is a paragraph.
</p>
</body>
jquery 扩展
最新推荐文章于 2022-03-26 22:39:16 发布