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background.js
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background.js
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var str = 'string';
function getCurrentTabUrl(callback) {
// Query filter to be passed to chrome.tabs.query - see
// https://developer.chrome.com/extensions/tabs#method-query
var queryInfo = {
active: true,
currentWindow: true
};
chrome.tabs.query(queryInfo, (tabs) => {
// chrome.tabs.query invokes the callback with a list of tabs that match the
// query. When the popup is opened, there is certainly a window and at least
// one tab, so we can safely assume that |tabs| is a non-empty array.
// A window can only have one active tab at a time, so the array consists of
// exactly one tab.
var tab = tabs[0];
// A tab is a plain object that provides information about the tab.
// See https://developer.chrome.com/extensions/tabs#type-Tab
var url = tab.url;
str =tab.url;
// tab.url is only available if the "activeTab" permission is declared.
// If you want to see the URL of other tabs (e.g. after removing active:true
// from |queryInfo|), then the "tabs" permission is required to see their
// "url" properties.
console.assert(typeof url == 'string', 'tab.url should be a string');
callback(url);
});
// Most methods of the Chrome extension APIs are asynchronous. This means that
// you CANNOT do something like this:
//
// var url;
// chrome.tabs.query(queryInfo, (tabs) => {
// url = tabs[0].url;
// });
// alert(url); // Shows "undefined", because chrome.tabs.query is async.
}
document.addEventListener("DOMContentLoaded", () => {
getCurrentTabUrl((url) => {
var urll = window.location.href;
alert(urll);
});
});
function getURL(){
chrome.tabs.query({
active: true,
currentWindow: true
}, function(tabs) {
var tab = tabs[0];
var url = tab.url;
});
}