<div id = "demo"></div> <script> document.getElementById("demo").innerHTML = "Hello Javascript"; </script>
<script> document.write(5+6) </script>
<script> window.alert(5 + 6); </script>
<script> console.log("Hello World!") </script>
const car = { color: 'black', manufacturer: 'Ford', model: 'Fiesta' } console.log(car) console.dir(car) // same as console.log('%O', car) document.write(JSON.stringify(car));