isFilled(row, col)
Returns true if the cell found at (row, col) is filled and false otherwise. Cells not defined as null are considered filled.
Syntax
isFilled(row, col)
Parameters
| Param | Description |
|---|---|
row | Number: row index of the cell to be read ∈ [0..height] |
col | Number: column index of the cell to be read ∈ [0..width] |