除非我刷新页面，否则手风琴在选项卡中不起作用

问题描述

我尝试在选项卡中插入手风琴，但是当我单击其他菜单并返回手风琴时，除非我刷新页面，否则她的 javascript 无法正常工作。你有解决办法吗？这对我来说真的很重要。

您将在以下链接中看到代码：

https://stackoverflow.com/a/58628259/15959437

问候

// Get all Accordion and Panel
let accheading = document.querySelectorAll(".accordion");
let accPanel = document.querySelectorAll(".accordion-panel");

for (let i = 0; i < accheading.length; i++) {
    // Execute whenever an accordion is clicked 
    accheading[i].onclick = function() {
        if (this.nextElementSibling.style.maxHeight) {
           hidePanels();     // Hide All open Panels 
        } else {
           showPanel(this);  // Show the panel
        } 
    };
}

// Function to Show a Panel
function showPanel(elem) {
  hidePanels();
  elem.classList.add("active");
  elem.nextElementSibling.style.maxHeight = elem.nextElementSibling.scrollHeight + "px";
}

// Function to Hide all shown Panels
function hidePanels() {
  for (let i = 0; i < accPanel.length; i++) {
      accPanel[i].style.maxHeight = null;
      accheading[i].classList.remove("active");
  }
}

* {Box-sizing: border-Box;}

/* Style the headings that are used to open and close the accordion panel */
.accordion {
  background-color: #eee;
  color: #444;
  cursor: pointer;
  padding: 18px;
  margin: 0;
  font-weight: 300;
}

/* Change color of the heading and icon (on hover and click) */
.active,.accordion:hover,.accordion:hover::after {
  background-color: #007eff;
  color: white;
}

/* Add "plus" sign (+) after Accordion */
.accordion::after {
  content: '\002B';
  color: #777;
  font-weight: bold;
  float: right;
}

/* Add "minus" sign (-) after Accordion (when accordion is active) */
.active::after {
  content: "\2212";
  color: white;
}

/* Style the accordion panel */
.accordion-panel {
  padding: 0 18px;
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.2s ease-out;
}

<div style="border: 1px solid lightgray;">
  <h2 class="accordion">Section 1</h2>
  <div class="accordion-panel">
    <p>Lorem ipsum dolor sit amet,consectetur adipisicing elit,sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
  </div>

  <h2 class="accordion">Section 2</h2>
  <div class="accordion-panel">
    <p>Lorem ipsum dolor sit amet,quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
  </div>

  <h2 class="accordion">Section 3</h2>
  <div class="accordion-panel">
    <p>Lorem ipsum dolor sit amet,quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
  </div>

  <h2 class="accordion">Section 4</h2>
  <div class="accordion-panel">
    <p>Lorem ipsum dolor sit amet,quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
  </div>
</div>

解决方法

暂无找到可以解决该程序问题的有效方法，小编努力寻找整理中！

如果你已经找到好的解决方法，欢迎将解决方案带上本链接一起发送给小编。

小编邮箱:dio#foxmail.com (将#修改为@）