Length¶

Calculates the length of lists (number of elements) or texts/categories (number of characters).

Usage¶

The following are the step's expected inputs and outputs and their specific types.

Step signature

length(input: list|text|category) -> (output: number)

where the object {"param": value} is optional in most cases and if present may contain any of the parameters described in the corresponding section below.

Example¶

This step has no parameters, so it's simply

Example call (in recipe editor)

length(ds.input) -> (ds.input_lengths)

Inputs¶

input: column:list|text|category

A column of input lists, texts or categories.

Outputs¶

output: column:number

A column containing lengths of the input column's values.