New sample script - primes.rhai.

scripts/primes.rhai

@@ -0,0 +1,28 @@
+// This is a script to calculate prime numbers.
+
+let MAX_NUMBER_TO_CHECK = 10000;    // 1229 primes
+
+let prime_mask = [];
+prime_mask.pad(MAX_NUMBER_TO_CHECK, true);
+
+prime_mask[0] = false;
+prime_mask[1] = false;
+
+let total_primes_found = 0;
+
+for p in range(2, MAX_NUMBER_TO_CHECK) {
+    if prime_mask[p] {
+        print(p);
+
+        total_primes_found += 1;
+        let i = 2 * p;
+
+        while i < MAX_NUMBER_TO_CHECK {
+            prime_mask[i] = false;
+            i += p;
+        }
+    }
+}
+
+print("Total " + total_primes_found + " primes.");
+