Command
Icon
Shortcut
Function
Undo
CTRL + Z
Reverses your last action
Redo
CTRL + Y
Reverses the action of your last Undo command
Cut
CTRL + X
Removes the selection from your design
Copy
CTRL + C
Copies the selection to the Clipboard
Paste
CTRL + V
Pastes the selection from the Clipboard
Modify
Displays appropriate dialog box to edit the current constraint
Delete
Del
Deletes the selected constraint
Select All
CTRL + A
Selects all logic in your design