The sed of the Linux command implements the first line of a file to add characters #

Demand:

Add the BUILD.SBT file,the line to the line, and the beginning of the comment #

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The command is as follows:

#sed-i "45,77s/^/#/g" BUILD.SBT

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View Files

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If you are modifying more than one file at the same time, you can add files directly later, separated by spaces between the files.

This article is from the "Xej Distributed Studio" blog, so be sure to keep this source http://xingej.blog.51cto.com/7912529/1955897

The sed of the Linux command implements the first line of a file to add characters #