9. Helpful Built-In Tools

9.1 Math and Strings Tools

GOCO comes with special built-in tools. You type 'Import' to use them. 'math' does hard calculations. 'strings' can change text easily.

Import math.
Import strings.
// Using math tools
Displaynl(math.Sqrt(16)).
Displaynl(math.Max(5, 10)).
// Using string tools
Displaynl(strings.Upper("apple")).
Displaynl(strings.Length("apple")).

9.2 Array Tools

The 'arrays' library helps you fix and organize your arrays quickly.

Import arrays.
Number[] scores = [10, 5, 20].
arrays.Sort(scores).
arrays.Push(scores, 30).
Displaynl(arrays.Sum(scores)).