title: toSnakeCase tags: string,regexp,intermediate
Converts a string to snake case.
Break the string into words and combine them adding _ as a separator, using a regexp.
const toSnakeCase = (str) =>
str &&
str
.match(/[A-Z]{2,}(?=[A-Z][a-z]+[0-9]*|\b)|[A-Z]?[a-z]+[0-9]*|[A-Z]|[0-9]+/g)
.map((x) => x.toLowerCase())
.join("_");toSnakeCase("camelCase"); // 'camel_case'
toSnakeCase("some text"); // 'some_text'
toSnakeCase("some-mixed_string With spaces_underscores-and-hyphens"); // 'some_mixed_string_with_spaces_underscores_and_hyphens'
toSnakeCase("AllThe-small Things"); // "all_the_small_things"
toSnakeCase(
"IAmListeningToFMWhileLoadingDifferentURLOnMyBrowserAndAlsoEditingSomeXMLAndHTML"
); // "i_am_listening_to_fm_while_loading_different_url_on_my_browser_and_also_editing_some_xml_and_html"