h - Move leftj - Move downk - Move upl - Move right0 - Move to beginging of line, 也可以使用 Home.^ - 在有tab或space的代码行里, 0是移到最行首, 而^是移到代码行首$ - Move to end of linegg - Move to first line of fileG - Move to last line of filengg- 移动到指定的第n行, 也可以用nGw - Move forward to next wordb - Move backward to next word% - 在匹配的括号、块的首尾移动C-o- 返回到上次移动前的位置, 也可以用两个单引号'C-i- 前进到后一次移动的位置f - 后接字符，移动到当前行的下一个指定字符，然后按;继续搜索下一个F - 同上，移动到上一个| - 竖线，前接数字，移动到当前行的指定列，如30|，移动到当前行的第30列* - Search forward for word under cursor# - Search backward for word under curor/word - Search forward for word. Support RE?word - Search backward for word. Support REn - Repeat the last / or ? command N - Repeat the last / or ? command in opposite direction在搜索后, 被搜索的单词都会高亮, 一般想取消那些高亮的单词, 可以再次搜索随便输入一些字母, 搜索不到自然就取消了. 另外也可以使用 nohl 取消这些被高亮的词.
x - Delete character forward(under cursor), and remain in normal modeX - Delete character backward(before cursor), and remain in normal moder - Replace single character under cursor, and remain in normal modes - Delete single character under cursor, and switch to insert modeshift+~ - 这个可以把光标下的单词转换为大写/小写, 并自动移到下一个字符dw - Delete a word forwarddaw- 上面的dw是删除一个单词的前向部分, 而这个是删除整个单词, 不论cursor是否在单词中间db - Delete a word backwarddd - Delete entire current lineD - Delete until end of liney - Yank(copy)yy - Yank current linenyy - Yank n lines form current linep - Put(paste) yanked text below current lineP - Put(paste) yanked text above current linei - Enter insert mode to the left of the cursora - Enter insert mode to the right of the cursoro - Enter insert mode to the line below the current lineO - Enter insert mode to the line above the current linev - Enter visual mode, highlight charactersV - Enter visual mode, highlight linesC-v - Enter visual mode, highlight blocku - UndoU - Undo all changes on current lineC-r - Redo命令行模式下，注释掉line1与line2之间的行
line1,line2s/^/#/g
Ctrl+n Ctrl+p Ctrl+x Ctrl+?{....}
默认是上下分割来打开文档，但是对于宽屏，左右分割反而更加方便
:vert help xxx
全文直接替换:
:%s/old_str/new_str/g
加上参数c可以逐个替换，这样可以对每一个再确认:
:%s/old_str/new_str/gc
Search:
\n is newline, \r is CR(carriage return = Ctrl-M = ^M)
Replace:
\r is newline, \n is a null byte(0x00)
比如字符串 test1,test2,test3 把逗号换成换行：
%s/,/\r/g
参考: