feat: Challenge 1 of Developer Skills Section Done

Author: ralvarezdev

challenges/section04-challenge09.js

@@ -0,0 +1,20 @@
+function printForecast(temperatures) {
+  let message = "";
+  let counter = 1;
+
+  if (Array.isArray(temperatures)) {
+    for (let temperature of temperatures) {
+      if (!isNaN(temperature)) {
+        message = message.concat(`... ${temperature}ºC in ${counter} days `);
+        counter++;
+      }
+    }
+    console.log(message);
+  }
+}
+
+let testData1 = [17, 21, 23];
+let testData2 = [12, 5, -5, 0, 4];
+
+printForecast(testData1);
+printForecast(testData2);