$regex — MongoDB Manual
This page describes regular expression search capabilities for self-managed (non-Atlas) deployments. For data hosted on MongoDB Atlas, MongoDB offers an ...
Python RegEx
A RegEx, or Regular Expression, is a sequence of characters that forms a search pattern. RegEx can be used to check if a string contains the specified ...
regex101
Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, GO, JavaScript, Java, C#/.NET, Rust.
RegExp.prototype.test() - JavaScript
2023年9月25日 — The test() method of RegExp instances executes a search with this regular expression for a match between a regular expression and a ...
RegExr
Regular expression tester with syntax highlighting, PHP / PCRE & JS Support, contextual help, cheat sheet, reference, and searchable community patterns.
Regular Expression (Regex) Tutorial
Regular Expression, or regex or regexp in short, is extremely and amazingly powerful in searching and manipulating text strings, particularly in processing ...
Regular expressions - JavaScript
2023年11月29日 — Regular expressions are patterns used to match character combinations in strings. In JavaScript, regular expressions are also objects.