尝试创建chrome插件但是出现JS未定义查询问题

问题描述 投票:0回答:1

我尝试制作一个插件但遇到了问题。试图解决这个问题。尝试了多个项目,但遇到了问题。 内容.js

 chrome.runtime.onMessage.addListener(function (request, sender, sendResponse) {
 if (request.action === "convert") {
 document.documentElement.style.filter = "grayscale(100%)";
 sendResponse({ message: "Website converted to black and white." });
  } else if (request.action === "reset") {
 document.documentElement.style.filter = "none";
 sendResponse({ message: "Website reset to original colors." });
 }
 });

popup.html

 <!DOCTYPE html>
 <html>
<head>
 <link rel="stylesheet" type="text/css" href="popup.css">
  <script src="popup.js"></script>
 </head>
  <body>
   <h1>Black & White Converter</h1>
   <button id="convertButton">Convert</button>
   <button id="resetButton">Reset</button>
  </body>
  </html>
javascript plugins google-plugin-eclipse
1个回答
0
投票

我在 JS 的控制台中遇到了这个问题。有人可以查一下吗?

enter image description here

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