The return result of the list generation expression is a list.
举一反三
- 若通过List<br/>list = new List(); 创建的列表框,如何获得该列表框中当前选中的列表项(<br/>)。 A: list.getSelectedIndex() B: list. getSelectedItem( ) C: list. getItem (i) D: list. select (i)
- In a singly linked list which operation depends on the length of the list.( ) A: Interchange the first two elements of the list B: Delete the first element of the list C: Add an element before the first element of the list D: Delete the last element of the list
- Kesi is not only on the national list of intangible cultural heritage but also on the UNESCO Intangible Cultural Heritage list.
- Which one of the following is not a characteristic of the linked list? A: The node in a linked list can be accessed randomly B: Inserting or deleting a node in a linked list do not need to move the other nodes C: Don't have to estimate storage space in advance D: The memory space required by a linked list is in proportion to the length of the list.
- In a doubly linked list, each node has links to the previous and next nodes in the list. A: 正确 B: 错误