Python Replace Character in String

Jun 6, 2021

1 min read

Published in

Python

Replace a character in string using python

String in python is immutable object. Immutable object’s value can not be changed. In case of replacing character of a string , It create a new string after replacing the characters.

Here is what you are looking for :

For Example, replacing “H” with “Y” in “Hello World” returns “Yello World”

2 ways to replace characters in string

replace()
list()

Using replace()

phrase = "Hello World"

phrase = pharse.replace( "H" , "Y" );

print(phrase)

output:

Yello World

Using list()

phrase = "Hello World"

converted_list = list(phrase)

# replacing H with Y
converted_list[0] = "Y"
phrase = "".join(converted_list)

print(phrase)

# replacing W with H
converted_list[6] = "H" 
phrase = "".join(converted_list)

print(phrase)