UA callsigns search on webpage via Console

ua_call.js

// regex for Ukrainian callsigns, including EM and EO
const callsignPattern = /(U[R-Z]|E[M-O])\d+[A-Z]{1,4}/g;

// Get the text content of the entire page
const pageContent = document.documentElement.innerText;

// Find all matches of the pattern
const matches = pageContent.match(callsignPattern);

// Filter for unique matches
const uniqueMatches = matches ? [...new Set(matches)] : [];

// Display the results
if (uniqueMatches.length > 0) {
    console.log(`Found ${uniqueMatches.length} unique callsign(s):`);
    console.log(uniqueMatches);
} else {
    console.log("No Ukrainian callsigns found on this page.");
}