Show Output
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>JavaScript Handling the Focus Event</title> </head> <body> <script> function highlightInput(elm){ elm.style.background = "yellow"; } </script> <input type="text" onfocus="highlightInput(this)"> <button type="button">Button</button> </body> </html>
