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Task/Higher-order-functions/FreeBASIC/higher-order-functions.freebasic

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+' FB 1.05.0 Win64
+
+Function square(n As Integer) As Integer
+  Return n * n
+End Function
+
+Function cube(n As Integer) As Integer
+  Return n * n * n
+End Function
+
+Sub doCalcs(from As Integer, upTo As Integer, title As String, func As Function(As Integer) As Integer)
+  Print title; " -> ";
+  For i As Integer = from To upTo
+    Print Using "#####"; func(i);
+  Next
+  Print
+End Sub
+
+doCalcs 1, 10, "Squares", @square
+doCalcs 1, 10, "Cubes  ", @cube
+Print
+Print "Press any key to quit"
+Sleep