对于下面程序段,不正确的说法是()。 function loadXMLDoc() { var xmlhttp; if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari xmlhttp=new XMLHttpRequest(); } else {// code for IE6, IE5 xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); } xmlhttp.onreadystatechange=function() { if (xmlhttp.readyState==4 && xmlhttp.status==200) { document.getElementById("myDiv").innerHTML=xmlhttp.responseText; } } xmlhttp.open("GET","/ajax/test1.txt",true); xmlhttp.send(); }
对于下面程序段,不正确的说法是()。 function loadXMLDoc() { var xmlhttp; if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari xmlhttp=new XMLHttpRequest(); } else {// code for IE6, IE5 xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); } xmlhttp.onreadystatechange=function() { if (xmlhttp.readyState==4 && xmlhttp.status==200) { document.getElementById("myDiv").innerHTML=xmlhttp.responseText; } } xmlhttp.open("GET","/ajax/test1.txt",true); xmlhttp.send(); }
下列选项中,设置字体为微软雅黑的写法,正确的是() A: font-style:"微软雅黑"; B: font-family:"微软雅黑"; C: font-style: Microsoft YaHei; D: font-family:Microsoft YaHei;
下列选项中,设置字体为微软雅黑的写法,正确的是() A: font-style:"微软雅黑"; B: font-family:"微软雅黑"; C: font-style: Microsoft YaHei; D: font-family:Microsoft YaHei;
在chrome浏览器上创建XMLHttpRequest对象的方法是()。 A: var xmlHttp=new ActiveXObject("Msxml2.XMLHTTP"); B: var xmlHttp=new XMLHttpRequest(); C: var xmlHttp=new ActiveXObject(" Microsoft. XMLHTTP"); D: 以上都不对
在chrome浏览器上创建XMLHttpRequest对象的方法是()。 A: var xmlHttp=new ActiveXObject("Msxml2.XMLHTTP"); B: var xmlHttp=new XMLHttpRequest(); C: var xmlHttp=new ActiveXObject(" Microsoft. XMLHTTP"); D: 以上都不对
在建立Microsoft Office Word索引之前,须先进行"标记索引项"的设置。( )
在建立Microsoft Office Word索引之前,须先进行"标记索引项"的设置。( )
以下哪个不是AJax的技术基础? A: JAVA B: XML C: CSS D: XMLHttp
以下哪个不是AJax的技术基础? A: JAVA B: XML C: CSS D: XMLHttp
Word中插入数学公式的方法是()。 A: "插入"→"形状"→"公式" B: "开发工具"→"公式" C: "插入"→"公式"→"插入新公式" D: "引用"→"插入"→"公式"
Word中插入数学公式的方法是()。 A: "插入"→"形状"→"公式" B: "开发工具"→"公式" C: "插入"→"公式"→"插入新公式" D: "引用"→"插入"→"公式"
定义并初始化一个用于存放我们国家的四个直辖市的数组cityName,四个直辖市为:北京,上海,天津,重庆. 正确的是_________ A: String[] cityName=new String[4]{"北京","上海","天津","重庆"}; B: String[] cityName=new String[]{"北京","上海","天津","重庆"}; C: String[] cityName={"北京","上海","天津","重庆"}; D: String cityName = new String[4] { "北京", "上海", "天津", "重庆" };
定义并初始化一个用于存放我们国家的四个直辖市的数组cityName,四个直辖市为:北京,上海,天津,重庆. 正确的是_________ A: String[] cityName=new String[4]{"北京","上海","天津","重庆"}; B: String[] cityName=new String[]{"北京","上海","天津","重庆"}; C: String[] cityName={"北京","上海","天津","重庆"}; D: String cityName = new String[4] { "北京", "上海", "天津", "重庆" };
已知有一个名为names的空列表,如何向其中添加old_driver,rain,jack,shanshan,peiqi,black_girl 元素? A: names.append("old_driver","rain","jack","shanshan","peiqi","black_girl") B: names.extend("old_driver","rain","jack","shanshan","peiqi","black_girl") C: names.insert("old_driver","rain","jack","shanshan","peiqi","black_girl") D: names.extend(["old_driver","rain","jack","shanshan","peiqi","black_girl"])
已知有一个名为names的空列表,如何向其中添加old_driver,rain,jack,shanshan,peiqi,black_girl 元素? A: names.append("old_driver","rain","jack","shanshan","peiqi","black_girl") B: names.extend("old_driver","rain","jack","shanshan","peiqi","black_girl") C: names.insert("old_driver","rain","jack","shanshan","peiqi","black_girl") D: names.extend(["old_driver","rain","jack","shanshan","peiqi","black_girl"])
以下哪个选项是正确的json数据格式: A: { "id": 2, "userName": admin, "passWord": 12345, "email": admin@qq.com} B: { id: 2, userName: "admin", passWord: "12345", email: "admin@qq.com"} C: { "id": 2, "userName": "admin", "passWord": "12345", "email": "admin@qq.com",} D: { "id": 2, "userName": "admin", "passWord": "12345", "email": "admin@qq.com"}
以下哪个选项是正确的json数据格式: A: { "id": 2, "userName": admin, "passWord": 12345, "email": admin@qq.com} B: { id: 2, userName: "admin", passWord: "12345", email: "admin@qq.com"} C: { "id": 2, "userName": "admin", "passWord": "12345", "email": "admin@qq.com",} D: { "id": 2, "userName": "admin", "passWord": "12345", "email": "admin@qq.com"}
下列哪个标识符不是合法的标识符 A: Picture.Print"Microsoft" B: Print"Microsoft" C: Printer.Print"Microsoft" D: Debug.Print"Microsoft"
下列哪个标识符不是合法的标识符 A: Picture.Print"Microsoft" B: Print"Microsoft" C: Printer.Print"Microsoft" D: Debug.Print"Microsoft"