HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Generate perfect squares</title>
</head>
<body>
  <h1>First squares by squaring k</h1>
  <p>Edit <code>maxK</code>, then <strong>Run</strong>.</p>
  <pre id="out"></pre>
  <script>
    (function () {
      var maxK = 7;
      var lines = [];
      var k;
      lines.push("First squares from k = 0 to " + maxK + ":");
      for (k = 0; k <= maxK; k++) {
        var square = k * k;
        lines.push(k + " * " + k + " = " + square);
      }
      document.getElementById("out").textContent = lines.join("\n");
    })();
  </script>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

JavaScript Perfect Square — Generate Squares (Try It)