CONSTANT_CASE to lowercase Converter
Convert CONSTANT_CASE text to lowercase — one line or a whole list at once.
To convert CONSTANT_CASE to lowercase, paste your text above and the result updates as you type. USER_ACCOUNT_ID becomes user account id. Word boundaries are detected from the existing casing, so an identifier does not need separators to be split correctly. Lowercasing is how you normalise text before comparing it — though for user-facing comparisons, locale matters: Turkish dotted and dotless i famously break naive lowercasing.
Runs in your browserAbout converting CONSTANTCASE to LOWERCASE
CONSTANT_CASE marks compile-time constants and environment variables across nearly every language. Lowercasing is how you normalise text before comparing it — though for user-facing comparisons, locale matters: Turkish dotted and dotless i famously break naive lowercasing. Converting CONSTANT_CASE to lowercase turns USER_ACCOUNT_ID into user account id; acronyms are the awkward case in every direction, since "userID" and "userId" split differently and only one of them round-trips.