Home
JS
JS
Tryit: JAVASCRIPT
运行 ❯
×
Change Orientation
Change Theme, Dark/Light
<!DOCTYPE html> <html> <head> <style> #myDIV { width: 300px; height: 300px; background-color: coral; color: white; } </style> </head> <body> <p>单击“试一试”按钮将 DIV 元素的 backgroundColor 属性设置为“lightblue”：</p> <button onclick="myFunction()">试一试</button> <div id="myDIV"> <h1>Hello</h1> </div> <script> function myFunction() { document.getElementById("myDIV").style.backgroundColor = "lightblue"; } </script> </body> </html>