jQuery點選展開收起程式碼例項

螞蟻小編發表於2017-04-14
原文網址 : https://www.softwhy.com/article-7128-1.html
jQuery

本章節分享一段程式碼例項，它實現了點選展開和收縮的效果。

程式碼例項如下:

[HTML] 純文字檢視 複製程式碼執行程式碼
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="http://www.softwhy.com/" />
<title>螞蟻部落</title>
<style>
.line {
  width: 1000px;
  overflow: hidden;
  margin: 0 auto;
  background-color: #F7F5F5;
  border: 1px solid #e6e2e1;
}
.line .type {
  margin-top: 17px;
  text-indent: 27px;
  width: 12%;
  float: left;
}
.line .type_value {
  position: relative;
  float: left;
  background-color: #FFF;
  width: 88%;
  overflow: hidden;
}
.line .type_value ul {
  margin-right: 50px;
}
.line .type_value ul .collapse {
  max-height: 58px;
  overflow: hidden;
}
.line .type_value ul li {
  display: block;
  margin: 0 5px 8px 0;
  width: 180px;
  overflow: hidden;
  float: left;
  height: 22px;
  line-height: 22px;
}
.line .type_value ul li a {
  position: relative;
  color: #806F66;
  display: inline-block;
  padding: 1px 20px 1px 4px;
  line-height: 20px;
  height: 20px;
  white-space: nowrap;
  text-decoration: none;
}
.line .type_value ul li a:hover {
  color: #e4393c;
}
.line .type_value ul .none {
  display: none;
}
.line .type_value ul .block {
  display: block;
}
.line .type_value .option {
  position: absolute;
  right: 0;
  top: 17px;
  width: 105px;
  z-index: 1;
}
.line .type_value .option a {
  text-decoration: none;
  color: #806F66;
}
.line .type_value .option a:hover {
  color: #e4393c;
}
</style>
<script src="http://libs.baidu.com/jquery/1.9.0/jquery.js"></script>
<script>
$(function () {
  $('.option a').click(function () {
    if ($(this).text() == '更多') {
      $(this).text("收起");
      $('.collapse').find('.none').addClass('block');
    } else {
      $(this).text("更多");
      $('.collapse').find('.block').removeClass('block').addClass('none');
    }
  });
});
</script>
</head>
<body>
  <div class="line">
    <div class="type">相關型別</div>
    <div class="type_value">
      <ul class="collapse">
        <li><a href="javascript:void(0)">不限</a></li>
        <li><a href="javascript:void(0)">螞蟻部落</a></li>
        <li><a href="javascript:void(0)">螞蟻部落</a></li>
        <li><a href="javascript:void(0)">螞蟻部落</a></li>
        <li class="none"><a href="javascript:void(0)">螞蟻部落</a></li>
        <li class="none"><a href="javascript:void(0)">螞蟻部落</a></li>
        <li class="none"><a href="javascript:void(0)">螞蟻部落</a></li>
        <li class="none"><a href="javascript:void(0)">螞蟻部落</a></li>
        <li class="none"><a href="javascript:void(0)">螞蟻部落</a></li>
        <li class="none"><a href="javascript:void(0)">螞蟻部落</a></li>
        <li class="none"><a href="javascript:void(0)">螞蟻部落</a></li>
      </ul>
      <div class="option"><a href=" javascript:void(0)">更多</a></div>
    </div>
  </div>
</body>
</html>

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