moved custom javascript code to index.js file

public/index.html

@@ -122,57 +122,9 @@
       </section>
     </section>
 
-    <script>
-      let inputObj = {};
-
-      function handleTextRadioClick() {
-        let textChoice = document.querySelector('input[name="drone"]:checked').value;
-        console.log(textChoice);
-        toggleElement('character-calculation-wrapper');
-        toggleElement('manual-character-input');
-      }
-
-      function toggleElement(id) {
-        let x = document.getElementById(id);
-        if (x.style.display === "none") {
-          x.style.display = "block";
-        } else {
-          x.style.display = "none";
-        }
-      }
-
-      function handleTextAreaChange() {
-        let value = document.getElementById("manual-text-entry").value;
-        value = value.trim();
-        let characters = value.split(' ').join('').length;
-        setCharacterLength(characters);
-        document.getElementById("calculatedTextCharacters").setAttribute('value', characters)
-      }
-
-      function handleCharacterInputChange() {
-        let value = document.getElementById("inputTextCharacters").value;
-        setCharacterLength(value);
-      }
-
-      function setCharacterLength(characters) {
-        inputObj.characters = characters;
-        console.log('Character length: ' + inputObj.characters);
-      }
-
-      function calculateReadingTime() {
-        let x = document.getElementById('calculate-time-element');
-        x.style.display = "block";
-      }
-
-      function showFeedbackForm() {
-        let x = document.getElementById('feedback-form');
-        x.style.display = "block";
-      }
-
-    </script>
-
     <!-- KEINE ÄNDERUNGEN NACH DIESER ZEILE -->
     <script src="settings.js"> </script>
+    <script src="index.js"> </script>
 </body>
 
 </html>
\ No newline at end of file

public/index.js

+let inputObj = {};
+
+function handleTextRadioClick() {
+    let textChoice = document.querySelector('input[name="drone"]:checked').value;
+    console.log(textChoice);
+    toggleElement('character-calculation-wrapper');
+    toggleElement('manual-character-input');
+}
+
+function toggleElement(id) {
+    let x = document.getElementById(id);
+    if (x.style.display === "none") {
+        x.style.display = "block";
+    } else {
+        x.style.display = "none";
+    }
+}
+
+function handleTextAreaChange() {
+    let value = document.getElementById("manual-text-entry").value;
+    value = value.trim();
+    let characters = value.split(' ').join('').length;
+    setCharacterLength(characters);
+    document.getElementById("calculatedTextCharacters").setAttribute('value', characters)
+}
+
+function handleCharacterInputChange() {
+    let value = document.getElementById("inputTextCharacters").value;
+    setCharacterLength(value);
+}
+
+function setCharacterLength(characters) {
+    inputObj.characters = characters;
+    console.log('Character length: ' + inputObj.characters);
+}
+
+function calculateReadingTime() {
+    let x = document.getElementById('calculate-time-element');
+    x.style.display = "block";
+}
+
+function showFeedbackForm() {
+    let x = document.getElementById('feedback-form');
+    x.style.display = "block";
+}