chrome.runtime.sendMessage({greeting: "hello"}, function (response) {
if (!chrome.runtime.lastError) {
// if you have any response
} else {
// if you don't have any response it's ok but you should actually handle
// it and we are doing this when we are examining chrome.runtime.lastError
}
});
chrome.tabs.query({active: true, currentWindow: true}, function(tabs) {
chrome.tabs.sendMessage(tabs[0].id, {greeting: "hello"}, function(response) {
if (!chrome.runtime.lastError) {
// if you have any response
} else {
// if you don't have any response it's ok but you should actually handle
// it and we are doing this when we are examining chrome.runtime.lastError
}
});
});