In this tutorial, you'll learn about the Python regex sub () function that returns a string after replacing the matched pattern in a string with a replacement.

Jul 23, 2025 · re.sub () method in Python parts of a string that match a given regular expression pattern with a new substring. This method provides a powerful way to modify strings by …

re.sub () function replaces one or many matches with a string in the given text. In this tutorial, we will learn how to use re.sub () function with the help of examples.

Jul 30, 2021 · The re.sub() function replaces matching substrings with a new string for all occurrences, or a specified number. Looking for an introduction to the theory behind …

Apr 6, 2025 · re.sub() is a function in Python's re module that stands for "regular expression substitute". Its main purpose is to find all occurrences of a pattern within a string and replace …

The re.sub() function represents a substring and returns a string with replaced values. Multiple elements can be replaced using a list when we use this function.

Apr 20, 2025 · The re.sub function is a powerful tool in Python's re module for performing substitutions using regular expressions. It searches for patterns in strings and replaces them …

It’s very easy to create and use Regular Expressions in Python- by importing re module. For more details on Regular Expressions, visit: Regular expression in Python. The re.sub () replace the …

Jul 12, 2025 · To perform this type of substitution the re.sub() method has an argument count. By providing a numeric value to this argument, the number of characters on which substitution will …

Aug 21, 2022 · Summary: in this tutorial, you’ll learn about the Python regex sub() function that returns a string after replacing the matched pattern in a string with a replacement.