<div class="content showMoreNChildren" pagesize="3">//调用的方法和页数
<div class="content1">
<p class="content1-title">发送到发送到</p>
<div class="content1-wz">
圆明园是我国古代造园艺术的精华,其将诗情画意融于万千变化的景象之中
</div>
</div>
</div>
(function () {
var showMoreNChildren = function ($children, n) {
//显示某jquery元素下的前n个隐藏的子元素
var $hiddenChildren = $children.filter(":hidden");
var cnt = $hiddenChildren.length;
for ( var i = 0; i < n && i < cnt ; i++) {
$hiddenChildren.eq(i).show();
}
return cnt-n;//返回还剩余的隐藏子元素的数量
}
//对页中现有的class=showMorehandle的元素,在之后添加显示更多条,并绑定点击行为
$(".showMoreNChildren").each(function () {
var pagesize = $(this).attr("pagesize") || 3;
var $children = $(this).children();
if ($children.length > pagesize) {
for (var i = pagesize; i < $children.length; i++) {
$children.eq(i).hide();
}
$("<div class='x-gd'><a href='javascript:;'>点击查看更多</a></div>").insertAfter($(this)).click(function () {
if (showMoreNChildren($children, pagesize) <= 0) {
//如果目标元素已经没有隐藏的子元素了,就隐藏“点击更多的按钮条”
$(this).hide();
};
});
}
});
})();