JavaScript Display Possibilities JavaScript can “display” data in different ways: Writing into an HTML element, using innerHTML. Writing into the HTML output using document.write(). Writing into an alert box, using window.alert(). Writing into the browser console, using console.log(). Using innerHTML To access an HTML element, JavaScript can use the document.getElementById(id) method.… Read More »JavaScript Output
Javascript can be placed in three ways. Between <head> and </head> Between <body> and </body> External JS File How To Define Javascript In HTML, JavaScript code must be inserted between <script> and </script> tags. <script> document.getElementById(“demo”).innerHTML = “My First JavaScript”; </script> Old JavaScript examples may use a… Read More »Where To Place JavaScript In HTML
One of many JavaScript HTML methods is getElementById(). This example uses the method to “find” an HTML element (with id=”line”) and changes the element content (innerHTML) to “Hello JavaScript”: <html> <body> <h2>Java Script Can Change HTML Content</h2> <p id=”line”>This Is HTML Content</p> <button type=”button” onclick=’document.getElementById(“line”).innerHTML… Read More »Javascript Can Change HTML Content