Datasets and Parameters › Process Parameters › Calculated Parameters › Access Dataset Fields in Expressions › Access Methods on an Indexed Field

Access Methods on an Indexed Field

Indexed fields support the following JavaScript array methods:

concat()

Concatenates elements to an array.

join()

Converts all array elements to strings and concatenates them.

pop()

Removes an item from the end of an array.

Note: If the array belongs to the operator dataset of another operator, do not use the pop method for JavaScript arrays to evaluate operator parameters.

push()

Pushes an item to the end of an array.

reverse()

Reverses the order of elements in an array.

shift()

Shifts an element from the beginning of an array.

slice()

Returns a subarray slice of an array.

sort()

Sorts elements of an array.

splice()

Inserts, deletes, or replaces array elements.

toLocaleString()

Converts an array to a localized string.

toString()

Converts an array to a string.

unshift()

Inserts elements at the beginning of an array.

For information about using these methods, see a JavaScript reference guide.