Javascript trial prime no.or not

Javascript Basic

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+example: Check Prime Number
+// program to check if a number is prime or not
+
+// take input from the user
+const number = parseInt(prompt("Enter a positive number: "));
+let isPrime = true;
+
+// check if number is equal to 1
+if (number === 1) {
+    console.log("1 is neither prime nor composite number.");
+}
+
+// check if number is greater than 1
+else if (number > 1) {
+
+    // looping through 2 to number-1
+    for (let i = 2; i < number; i++) {
+        if (number % i == 0) {
+            isPrime = false;
+            break;
+        }
+    }
+
+    if (isPrime) {
+        console.log(`${number} is a prime number`);
+    } else {
+        console.log(`${number} is a not prime number`);
+    }
+}
+
+// check if number is less than 1
+else {
+    console.log("The number is not a prime number.");
+}