[regex] regular expression: match any word until first space

Examples related to regex

• Why my regexp for hyphenated words doesn't work? • grep's at sign caught as whitespace • Preg_match backtrack error • regex match any single character (one character only) • re.sub erroring with "Expected string or bytes-like object" • Only numbers. Input number in React • Visual Studio Code Search and Replace with Regular Expressions • Strip / trim all strings of a dataframe • return string with first match Regex • How to capture multiple repeated groups?