array_split()

Learn how to use the array_split() function to split an array into multiple arrays.

Splits an array to multiple arrays according to the split indices and packs the generated array in a dynamic array.

Syntax

array_split(array, index)

Parameters

NameTypeRequiredDescription
arraydynamic✔️The array to split.
indexint or dynamic✔️An integer or dynamic array of integers used to indicate the location at which to split the array. The start index of arrays is zero. Negative values are converted to array_length + value.

Returns

Returns a dynamic array containing N+1 arrays with the values in the range [0..i1), [i1..i2), ... [iN..array_length) from array, where N is the number of input indices and i1...iN are the indices.

Examples

This following example shows how to split and array.

print arr=dynamic([1,2,3,4,5]) 
| extend arr_split=array_split(arr, 2)

Output

arrarr_split
[1,2,3,4,5][[1,2],[3,4,5]]
print arr=dynamic([1,2,3,4,5]) 
| extend arr_split=array_split(arr, dynamic([1,3]))

Output

arrarr_split
[1,2,3,4,5][[1],[2,3],[4,5]]