You can create a list of variable lengths with the blocks below
Empty List
Creates an empty list
List of Specific Items
Allows you to specify what items in what order you want in your list
List of item repeated X Times
Creates a list of a given item repeated a specified number of times.
Make List from Text
This block lets you create a list from text and even lets you set delimiters i.e. ","
You can also use this block to make text from a list with a given delimiter
Sort List
If you are importing a list from a Spreadsheet or other data source, it may be helpful to sort it in your app. You can sort a list alphabetically or numerically, ascending or descending
Analyze List
The following blocks analyze a list in different ways
Length of List
Returns the length of a list.
Is List Empty
Checks if a list is empty. Returns true or false.
Find First/Last Occurrence
Returns the position of the first or last occurrence of an item, where the index of the first item is 1. Returns 0 if the item is not in the list.
Get Sublist
Returns a sub-list of items between two positions in a longer list.
Does List contains Item
Checks if a given list contains a given item. Returns true or false.
Sum, Min, Max, Averages, Standard Deviation, Random Item
Returns the result of the chosen operation on a list of numbers. Returns NaN if the operation cannot be performed on the given list of values.
Select from a List
Items in a list have an index number, the first item is 1, second is 2 and so on. Not only can you select an item from a list by number from the front but also from the back, the first, the last and also a random item. You can but remove it after you have selected it
Modify List
You can change an item in your list with the blocks below
Insert At/Set
This block will either insert an item at the specified location, or set the item at the specified location to the new value.
Remove Item from List
Removes the item at the specified position from a list
Shuffle List
Get a copy of a list with the items shuffled in a random order.