Cancel_sent_requests_facebook.js

// Visit : https://mobile.facebook.com/friends/center/requests/outgoing/
// scroll as much as you can
// past below code to the console, press enter and you're done!
//
//
let requests = document.querySelectorAll('[data-sigil="undoable-action"]');
for (i=0; i < requests.length; i++) {
	requests[i].children[1].children[0].children[2].children[2].children[0].click();
}
alert(`${requests.length} request has been cancelled successfully`);