regex101: build, test, and debug regex
Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, GO, JavaScript, Java, C#/.NET, Rust.
What Does $ Mean in RegEx? Dollar Metacharacter in Regular Expressions
Apr 19, 2023 · The $ is one of the RegEx characters known as metacharacters. It matches the end of a string and would only return a match when the text or string it is attached to is at the …
meaning of dollar symbol in regular expression - Stack Overflow
Sep 13, 2015 · To answer your question: yes, the $ in this regular expression means the end of string. The following part: means end of string or '/'. In terms of string matching, this regular …
RegExr: Learn, Build, & Test RegEx
Menu RegExr is an online tool to learn, build, & test Regular Expressions (RegEx / RegExp). Supports JavaScript & PHP/PCRE RegEx. Results update in real-time as you type. Roll over a …
Regular expression syntax cheat sheet - JavaScript | MDN
Jul 8, 2025 · This page provides an overall cheat sheet of all the capabilities of RegExp syntax by aggregating the content of the articles in the RegExp guide. If you need more information on a …
What Does $ Mean In RegEx? Dollar Metacharacter In Regular Expressions ...
Sep 8, 2024 · The dollar sign ($) in regular expressions is a metacharacter that matches the end of a line or string. This allows you to anchor patterns to the very end of an input sequence.
What Does $ Mean in RegEx? An Expert‘s Comprehensive Guide
Jan 9, 2025 · The dollar sign $ is a metacharacter that matches the end of a string or line in regex. This allows you to anchor patterns to the very end of the text you are searching.
Regex Tutorial - How to write Regular Expressions?
Apr 12, 2024 · Start by understanding the special characters used in regex, such as ".", "*", "+", "?", and more. Choose a programming language or tool that supports regex, such as Python, …
Regular expression - Wikipedia
Regular expressions are used in search engines, in search and replace dialogs of word processors and text editors, in text processing utilities such as sed and AWK, and in lexical …
Currency Regular Expressions - Regex Pattern
Validate US dollars, including zero dollars. Click To Copy. A set of regular expressions that helps you validate and parse Money/Currency/Price values.