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<!DOCTYPE html> <html> <head> <style> div { border: 15px solid transparent; padding: 15px; border-image: url(border.png); border-image-slice: 30; border-image-repeat: round; } </style> </head> <body> <h1>使用 JavaScript 更改 border-image-slice</h1> <div id="main"> <h1>Hello</h1> </div> <p>单击“试一试”按钮更改 borderImageSlice 属性的值。</p> <button onclick="myFunction()">试一试</button> <script> function myFunction() { document.getElementById("main").style.borderImageSlice = "30%"; } </script> <p><b>注意：</b> Internet Explorer 10 及更早版本不支持 border-image-slice 属性。</p> </body> </html>