Crawlsource Native JS
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// This runs in your browser's native engine. // No external servers. No external libraries. console.log("Starting Crawlsource task..."); // 1. Basic Calculation const primes = []; for (let i = 2; i <= 50; i++) { let isPrime = true; for (let j = 2; j < i; j++) { if (i % j === 0) isPrime = false; } if (isPrime) primes.push(i); } console.log("Primes found:", primes); // 2. Simulate Async Work setTimeout(() => { console.log("Async operation finished!"); }, 1000); // 3. Try an error to see safety // throw new Error("Test Error");