multidimensionalArrays

xojo-multidimensionalArrays

// Defining a single-dimensioned array, which will contain all our cars
var results() as vehicle

// Creating 6 cars (with drivers)
// the id is only for information purposes
for x as integer = 0 to 5
var result as new vehicle
result.id = x
select case x
case 0
result.driver = "Marcel"
result.car = "Mercedes"
case 1
result.driver = "Jeannot"
result.car = "Hyundai"
case 2
result.driver = "Anton"
result.car = "Alfa Romeo"
case 3
result.driver = "Silke"
result.car = "Toyota"
case 4
result.driver = "Xavier"
result.car = "Citroen"
case 5
result.driver = "Pluto"
result.car = "Porsche"
end select
results.AddRow(result)
next x

var output as string

// Show the created cars by exporting them through
// looping over our array
output = "RESULTS w/o SORTING:" + endofline + endofline

For each result as vehicle in results
output = output + result.driver + " | " + result.car + EndOfLine
next
output = output + endofline

// You can't sort "classes" in an array and you can't reference to
// properties of the classes in this array, but you can create your own
// method for sorting and reference to this method
// Please note that auto completion will not work in the IDE for this sort kind
// of sort statement. Even the word "sort" will not be shown as the Xojo IDE knows that
// an array can not be sorted (out-of-the-box) if it contains classes.
results.sort(addressof vehicleCompareCar )

// Exporting the array again, is now showing that the entries got sorted.
// Mission accomplished. So in case you have the need of a multidimensional array, it is best
// to transfer the variables into a class and add those classes to a one-dimensional array,
// which you can sort with your own logic.
output = output + "RESULTS after SORTING:" + endofline + endofline

For each result as vehicle in results
output = output + result.driver + " | " + result.car + EndOfLine
next

taResults.value = output