![]() which matches any character, followed by a zero-or-more quantifier *. To begin our expression, we first start by allowing everything to be matched. (cats ? |dogs ? )īefore we dive into each of these, let’s first discuss how the whole thing works:ĪLSO READ: Regex Match Everything After A Specific Character How The Main Expression Works A list of regex patterns separated by the OR sybmol |(e.g. ![]() A set of unwanted characters in square brackets (e.g.Note that you can replace the text ignoreThis above with just about any regular expression, including: Inside the negative lookahead, various unwanted words, characters, or regex patterns can be listed, separated by an OR character.įor example, here’s an expression that will match any input that does not contain the text “ignoreThis”. ![]() Regex is great for finding specific patterns, but can also be useful to match everything except an unwanted pattern.Ī regular expression that matches everything except a specific pattern or word makes use of a negative lookahead.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |