transform_keys

utility

Transforms all object keys

Syntax

transform_keys(object, function)

object (object)

The object to transform (implicit when used in pipeline)

function (expression)

Transformation function to apply to each key

object

Object with transformed keys

Uppercase all keys

Input:

transform_keys(toupper)

Output:

{NAME: "Alice", AGE: 30}

Convert keys to snake_case

Input:

transform_keys(snake_case)

Output:

{user_name: "Alice", user_age: 30}

The transform_keys() function applies a transformation function to all keys in an object.

Use transform_keys() to normalize object keys, convert naming conventions, or apply consistent formatting to field names.