Example of JS program wherein one parameter is not assigned a value.

ferdinandderamos · ferdinandderamos · commit 6bd1f621eee6 · 2014-09-04T01:22:16.000Z
diff --git a/default_parameter.js b/default_parameter.js
@@ -0,0 +1,14 @@
+function power(base, exponent) {
+    if (exponent == undefined) {
+        exponent = 2;
+    }
+    var result = 1;
+    
+    for (var count = 0; count < exponent; count++) {
+        result *= base;
+    }
+    return result;
+}
+
+console.log(power(4));
+console.log(power(4, 3));
