Summary
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The Reality Screen Editor is a full screen editor.
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You can edit any unlocked item on a Reality database using the Screen Editor.
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The Screen Editor uses one memory buffer to contain the item as it exists while you edit it.
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Changes to the permanent record of the item on disk are made only when you issue an F (File) command.
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The Screen Editor is entered by invoking the command SEDIT (or SE) from the TCL prompt.
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The Screen Editor has two modes of operation: Edit Mode allows you to enter Screen Editor commands and Input Mode allows you to enter data.