gpeClearGridEntries

gpeClearGridEntries(
u_sandbox
[ ?row x_row ]
[ ?col x_col ]
[ ?verbose { t | nil } ]
)
=> l_gridEntries / nil

Unplaces the grid entries that match the given identifiers in the given sandbox object.

u_sandbox	Specifies the Modgen sandbox object.
`?row` x_row	Specifies the grid entry row index.
`?col` x_col	Specifies the grid entry column index.
`?verbose` { `t` \| `nil` }
	Controls the display of warning messages.

l_gridEntries	Returns a list of grid entries that were unplaced.
`nil`	The command was unsuccessful.

Clears the grid entries in the specified rows and columns:

sb = gpeEditSandbox()

ge = gpeClearGridEntries(sb ?row 0 ?col 1)

gpeClearGridEntries(sb ?row 1)

gpeClearGridEntries(sb ?col 1)