01_grundlagen/unterricht/tag07/02_logischer-operator-oder-short-breakout.html

@@ -33,6 +33,14 @@
       console.log(zahl4); // => '10.5'
 
       const outputEl = document.querySelector('.output') || console.warn('Element existiert nicht');
+
+      // const slider = (el = null, opts) => {
+      //   const selector = el || document.querySelector('.slider');
+
+      //   // more logic
+      // };
+
+      // slider(document.querySelector('.my-slider'));
     </script>
   </body>
 </html>

01_grundlagen/unterricht/tag07/05_unaerer-operator.html

@@ -54,7 +54,7 @@
         //   toggle = false;
         // }
 
-        // toggle = !toggle ? true : false;
+        //toggle = !toggle ? true : false;
 
         toggle = !toggle; // => !(false) -> true | !(true) -> false
 

01_grundlagen/unterricht/tag07/06_str-index-of.html

@@ -47,6 +47,7 @@
       // String - Methode str.indexOf('searchValue' [, position]) - optionaler Parameter
 
       console.log('name.indexOf("a", 2): ', name.indexOf('a', 2)); // => 6
+      console.log('lorem ipsum'.indexOf('m', 5)); // => 10
 
       // Strign - Methode str.lastIndexOf('searchValue')
 

01_grundlagen/unterricht/tag07/08_str-substr.html

@@ -11,7 +11,7 @@
       <div class="container py-5">
         <h1>
           <a href="https://developer.mozilla.org/de/docs/Web/JavaScript/Reference/Global_Objects/String/substr"
-            >String.substr(startIndex, length) DEPREACATED</a
+            >String.substr(startIndex, length) DEPRECATED</a
           >
         </h1>
         <p>

01_grundlagen/unterricht/tag07/10_str-char-at.html

@@ -28,7 +28,7 @@
       // String - Methode str.charAt(index)
 
       console.log('Lisa Simpos'.charAt(0)); // => 'L'
-      console.log('Lisa Simpon'.charAt(5)); // => 'S'
+      console.log('Lisa Simpons'.charAt(5)); // => 'S'
 
       // Default-Wert bei keiner Angabe ist 0
       console.log('Lisa Simpos'.charAt()); // => 'L'

01_grundlagen/unterricht/tag07/12_str-replace-all.html

@@ -39,6 +39,9 @@
       // str.replaceAll - seit Juni 2021
       outputEl.textContent = productDescription.replaceAll(productName, newProductName);
 
+      console.log('I love JS. JS is the best language'.replace('JS', 'TS'));
+      // => 'I love TS. JS is the best language'
+
       console.log('I love JS. JS is the best language'.replace(/JS/g, 'TS'));
       // => 'I love TS. TS is the best language'