在遍历节点的方法中,$(selector).each(function(index, element)); 语法中的element代表______。
当前元素;
举一反三
- 下面关于遍历节点说法真确的是 A: jQuery提供的each()方法遍历所有元素,并进行相关的处理。 B: 语法结构是$(selector).each(function(index, element)); C: each()方法的参数是一个匿名函数 D: index是遍历元素的索引,索引默认从1开始
- If A is a matrix, the function of the function max(a(:)) is ( ). A: to work out the maximum element of the entire matrix B: function call errors C: to work out the maximum element of each row of the matrix D: to work out the maximum element of each column of the matrix
- If A is a matrix, the function max(A(:)) is ( ). A: to return the first element B: to return the maximum element in each row of the matrix C: to return the maximum element in each column of the matrix D: to return the largest element of the entire matrix
- jQuery中遍历指定的对象和数组是哪个方法() A: $.each(object,callback) B: $(selector).each(function()) C: foreach() D: for...in
- 下面不属于List接口方法的是 A: void add(int index,Object element) B: Object set(int index,Object element) C: Object get(int index) D: Vector(int size)
内容
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在J2EE中,在DOM基本对象中,代表文档树中一个抽象的节点和文档中的标签元素的对象分别是()。 A: Document, Node B: Node, NodeList C: NodeList, Element D: Node, Element
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CSS中让元素隐藏,但是不清除元素的方法是( ) A: element { display: none; } B: element { display: block;} C: element { visibility: visible; } D: element { visibility: hidden; }
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According to Jakobson’s language function, Metalingual function corresponds to the communication element of ____.
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What element is not included in an envelope according to its function?
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下面jQuery选择器中不属于层次选择器的是() A: parent>child B: element C: prev+next D: selector selector1