listView1.Items.Add(item) 什么意思

listView1.Items.Add(item) 什么意思 麻烦请高手帮我说一下：listView1.Items.Add()与 listView1.Items[i].SubItems.Add()的区别 C#高手帮小弟解释一条语句listView1.Items[listView1.Items.Count - 1].SubItems.Add(finfo.Length.ToString());这个listView1.Items.Count - 1是什么意思啊 在麻烦您一下 C#Context.Items.Add(yhm,TextBox1. C#WinForm中 comboBox1.Items.Add(dataRead[SubjectName].ToString());是什么意思 listView1.Items[n].SubItems[0].Text ,那里面的参数是什么意思listview1.Items[i].SubItems.strings[0]; //读第 i 行第 2 列 看别人写的,为什么是第二列?第一次接触,实在不懂,是呢,就是c#的,我主要是想写一条删除 listbox1.items(listbox1.selectedindex) 和 listbox1.items.add(listbox1.selectedindex) 加ADD和不加ADD的区别 烦请解释一下这句话的意思 请问ansys中,merge items与booleans >add有何区别? add add add. Extjs使用方法添加TabPaneltabpanel.add({title:n.attributes.text,iconCls:'tabs',id:n.attributes.text,layout:'column',closable:true,autoScroll:true,items:new_work}).show();var new_work =Ext.Panel {xtype:'panel',items:[{.},{...}]};方法new_work不 查询数据库dropdownlist.Items.Add（CityName）这样的话绑定出来每个option的value=CityName我想value能等于CityID ListView.Items.Add具体怎么用?不明白里面的参数怎么用麻烦给个例子,谢谢但是如果有多列的话怎么赋值? And if you want to add seurity for other items that you think might be at tisk we charge extra for those items是什么意思 英语翻译Would you please add this to my other 3 items I purchased.There were no shipping prices with each item.When I went to check out and pay,I was shocked The $220 EUR is WAY to much I would NOT have bought the items if I knew the shipping wou add to ,add into,add...to...区别