In this article you will find out how to extract data from a string with Python Regular Expressions. In Python, extracting data from the given string is a common task. Regular expressions (regex) offer pattern-matching functionality to get and identify specific parts of a string. Python's re module helps in ... Read More

Here, we will learn how to write a regular expression for validating a number in Python. As you may know Python has a module called re module for working with regular expression easily using the built-in functions. The re.match() function matches or validate the regex pattern with the given number. ... Read More

This article will discuss how to write a Python regular expression that matches floating point numbers. We will try to create a regular expression pattern that can match any floating point number. So the regex we are going to create should also match integers and floating point numbers in which ... Read More

This article will explain you how to write Python regular expression to check alphanumeric characters. Alphanumeric characters in Python are defined as letters like (a-z, A-Z) and numbers (0-9). If you want to check that the string has only alphanumeric characters like letters and numbers you can use Python's ... Read More

In this article you will find to write regular expression in Python to find repeating digits in the given number. Regular expression is a special feature that helps you find matching parts of a string. It can find all repeated characters or digits in a number. Finding repeating digits can ... Read More

This article will discuss how to escape all the special characters for regular expressions in Python. So when you work with regular expressions in Python, some characters have special meanings like *, ., +, ?, (, ), etc. These characters are special characters in regular expressions. If you want to ... Read More

This article will discuss the difference between dot '.', question mark '?', and asterisk'*' in Python regular expressions. In regular expressions, '.' means any one character except the newline, '*' means zero or more times of the character or group before it. and '?' means zero or one time of ... Read More

Regular expression, or regex, is a useful tool in Python that helps identifying and processing of text patterns. It helps you cut, edit and check text in different ways. In this article, we will talk about how not to match a character after repetition in regex and look at five ... Read More

This article explains how to work with Regular Expressions (RegEx) in Python using the "re" module. RegEx is a sequence of characters that defines a search pattern. Below are different ways to use RegEx in Python. These are some of the essential methods in Python's re module that help ... Read More

This article will discuss how to compare regular expressions in Perl and Python. Regular expressions, or regex, are patterns used to match strings. Both Perl and Python support regex, but they have some differences in syntax and usage. For example, you write a regular expression like this in Perl - ... Read More