简单教程
提交运行
代码编辑器：
<!DOCTYPE html> <html> <body> <script> if (window.XMLHttpRequest) { xmlhttp=new XMLHttpRequest(); } xmlhttp.open("GET","/static/media/books.xml",false); xmlhttp.send(); xmlDoc=xmlhttp.responseXML; var x=xmlDoc.getElementsByTagName("book")[0]; document.write("Child nodes before removal: "); document.write(x.childNodes.length); x.removeChild(x.childNodes[0]); document.write("<br>Child nodes after removal: "); document.write(x.childNodes.length); </script> </body> </html>
运行结果：