How do I slice an array in Excel VBA?

Application.WorksheetFunction.Index(array, row, column) If you specify a zero value for row or column, then you’ll get the entire column or row that is specified. Example: Application.WorksheetFunction.Index(array, 0, 3) This will give you the entire 3rd column. If you specify both row and column as non-zero, then you’ll get only the specific element. There is no … Read more

How do I populate two sections in a tableview with two different arrays using swift?

TableView Cells You could use a multidimensional array. For example: let data = [[“0,0”, “0,1”, “0,2”], [“1,0”, “1,1”, “1,2”]] For the number of sections use: override func numberOfSectionsInTableView(tableView: UITableView) -> Int { return data.count } Then, to specify the number of rows in each section use: override func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int … Read more

Making my function calculate average of array Swift

You should use the reduce method to sum your sequence elements as follow: Xcode Xcode 10.2+ • Swift 5 or later extension Sequence where Element: AdditiveArithmetic { /// Returns the total sum of all elements in the sequence func sum() -> Element { reduce(.zero, +) } } extension Collection where Element: BinaryInteger { /// Returns … Read more

May I treat a 2D array as a contiguous 1D array?

Both lines do result in undefined behavior. Subscripting is interpreted as pointer addition followed by an indirection, that is, a[0][1234]/p[1234] is equivalent to *(a[0] + 1234)/*(p + 1234). According to [expr.add]/4 (here I quote the newest draft, while for the time OP is proposed, you can refer to this comment, and the conclusion is the … Read more