chrome-extensionBlock specific requests by URL
chrome.webRequest.onBeforeRequest.addListener(
function() { return {cancel: true}; },
{ urls: ["https://example.org/page1"] },
["blocking"]
);ctrl + conBeforeRequest.addListenerlisten to request init event | return {cancel: true}cancel request that matched pattern |
urlspatterns to match that will trigger the listener | "blocking"means our listener will work in synchronous mode (we need that for blocking specific requests) |
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