Change Text Case: list.case

Changes the character case of a string or all elements in an array

Description

list.case will read an array from either stdin or it’s command line parameters, and change that list to be upper or lower case.

Usage

<stdin> -> list.case operation                           -> <stdout>
           list.case operation item1 [ item2 item3 ... ] -> <stdout>

Examples

As a method

» %[Monday..Friday] -> list.case upper
[
    "MONDAY",
    "TUESDAY",
    "WEDNESDAY",
    "THURSDAY",
    "FRIDAY"
]

As a function

» list.case lower @{ %[Monday..Friday] }
[
    "monday",
    "tuesday",
    "wednesday",
    "thursday",
    "friday"
]

Synonyms

See Also


This document was generated from builtins/core/lists/case_doc.yaml.

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Last built on Sat Aug 23 22:28:13 UTC 2025 against commit ad23f13ad23f131bfecd82ea8a12d9b3e92aab5d8398ae9.

Current version is 7.0.2129 (website) which has been verified against tests cases.