专注前端素材！
源代码：
点击运行
<!DOCTYPE html> <html> <head> <script src="loadxmldoc.js"> </script> </head> <body> <script> xmlDoc=loadXMLDoc("books.xml"); x=xmlDoc.getElementsByTagName('book'); document.write(x[0].getAttribute('category')); document.write("<br>"); x[0].removeAttribute('category'); document.write(x[0].getAttribute('category')); </script> </body> </html>
运行结果