chrome.tabs.onUpdated.addListener(。。

function handleUpdated(tabId, changeInfo, tabInfo) {
  console.log(`Updated tab: ${tabId}`);
  console.log("Changed attributes: ", changeInfo);
  console.log("New tab Info: ", tabInfo);
}

chrome.tabs.onUpdated.addListener(handleUpdated);

　　或者

chrome.tabs.onUpdated.addListener(function (tabId, changeInfo, tab) { 
  alert(tabId); 
});