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This editor is the default editor on VAX/VMS and OpenVMS.

 Author:    HewlettPackard (formerly Compaq formerly DEC)
 Homepage:  http://www.hp.com
 Wikipedia: http://en.wikipedia.org/wiki/EDT_text_editor
 Manual:    http://www.openvms.compaq.com/doc/73final/6489/6489pro_020.html#edt_ch
            http://elvira.stacken.kth.se/rstsdoc/rsts-doc-v97/v9.7-v4a-a-aa-m476a-tk-edt-editor-manual.pdf (38MB)
 Family:    DecFamily
 Platform:  VAX/VMS, OpenVMS, RT-11, RSTS-E, RSX-11mPlus
 License:   Commercial

It evolved from a LineEditor (called "si" I think) and, indeed, many operations can be performed from the command line.

It does not include a MacroLanguage though there is a LineEditor language. For that, you should try TPU

There are seven versions that I know of:

The EdtKeyboardLayout is notable for its extensive use of the keyboard keypad. Historically, this is because of two reasons: First, the DEC terminals available at the time (VT100/VT52) had only four function (f-keys) available. Secondly, the DEC terminals had quite a number of keys on the keypad.

The keys used by EDT are:

(NOTE: I'm not sure about the colors to F-key mapping. feel free to correct.)

For comparison ... the ultra common PC 101 keyboards don't have the following keys:

Instead, they have:

To Start: $ EDIT FILENAME To Exit: Control-Z follow by exit and Return key.

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Last edited February 28, 2012 6:30 pm (diff)