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how to use VI editor

来源:互联网 作者:west263.com 时间:2008-04-16
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Sets some customizing options to VI and EX. The ":set all" command gives all the possible options. (See the section on customizing VI for some options.)
:una string
Removes the abbreviation previously defined by ":ab".
:unm keys
Removes the remove mapping defined by ":map".
:vi filename
Starts editing a new file. If changes have not been saved, the editor will give you a warning.
:w
Write out the current file.
:w filename
Write the buffer to the filename specified.
:w >> filename
Append the contents of the buffer to the filename.
:wq
Write the buffer and quit

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