> REGEX TESTER ← tools pattern: / / flags: g global i ignore case m multiline s dotAll MATCH REPLACE replacement string: test string: quick reference: — insert a pattern snippet — \\d+ — one or more digits \\w+ — word characters \\s+ — whitespace [ A-Z]+ — uppercase letters [ a-z]+ — lowercase letters ^.+$ — whole line \\b\\w+\\b — whole word (https?://[^\\s]+) — URL \\d{4}-\\d{2}-\\d{2} — date (YYYY-MM-DD) [a-zA-Z0-9...@...] — email