Simple text

The input to Simple text does not differ from the general text input field. But, if "↓(Down arrow)" of a keyboard is pressed when the category attribute is assigned to Simple text, the contents filled in within the card until now are listed in order of frequency in use, and you can choose data from the inside.
Undo
Restores a operation to the last status.
Cut
Copies the text to clipboard and deletes it.
Copy
Copies the text to clipboard.
Paste
Pastes the text in clipboard.
Delete
Deletes the text which you have selected.