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<html><body><h1>JavaScript Operators</h1><h2>The -- Operator</h2><p>y = 5, calculate x = --y:</p><p id="demo1"></p><p id="demo2"></p><p><strong>Note:</strong> y is decremented before it is assigned to x (pre-decremented).</p>.<script>let y = 5;let x = --y;document.getElementById("demo1").innerHTML = "Value of y: " + y;document.getElementById("demo2").innerHTML = "Value of x: " + x;</script></body></html>