A lot of time some documents inside the text is quite many, you have to select all and then copy to pull a long time, or you want to put all the contents of the document together, need to open and then copy. Certainly not easy to copy without opening the file directly.
1
The contents of the copy file must be placed in a folder, you need to go to the registry to locate the copied content to a file.
Open Registry Editor, navigate to: Hkey_classes_roottxtfileshell, create a new item named: copycontents, change its default value to: Copy text content.
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Under Copycontents, create a new command entry with the value changed to: Cmd/c clip < "%1".
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OK save, exit Registry Editor. Arbitrary selection of a txt text file, click on the right button to try it
Modify the registry to restart before it takes effect this is a need to be noted.
4
Small details of replication
Because you do not open the file directly copy, it is possible to cause a lot of content inside the Clipboard. At this time we need to clear the Clipboard, a very simple way is to make a copy of the word casually on the line.