編輯代碼:
查看結果 »
試一試 - ©
w3ii.com
<!DOCTYPE html> <html> <body> <h1>What Can JavaScript Do?</h1> <p id="demo">JavaScript can change HTML content.</p> <button type="button" onclick="document.getElementById('demo').innerHTML = 'Hello JavaScript!'"> Click Me!</button> </body> </html>