Python String replace() Method with example



Hello dear readers! Welcome back to another edition of our tutorial on Python. In this tutorial guide, we are going to be studying about the Python String replace() method.

The Python string replace() method returns a copy of the string in which occurrences of the old have been replaced with new, optionally restricting the number of replacements to max.

Syntax

The following below is the syntax for Python String replace() method -

str.replace(old,  new[,  max] )


Parameter Details

  • old - This is the old substring to be replaced.
  • new - The new substring that will replace old substring.
  • max - If this optional argument is given, only the first count occurrences are replaced.

Return Value

This method returns a copy of the string with all occurrences of substring old replaced by new.

Example

The following below is a simple example -

#!/usr/bin/python

str = "this is string example....wow!!! this is really string"
print str.replace("is", "was")
print str.replace("is", "was", 3)

Output
Below is the output of the above example -

thwas was string example....wow!!! thwas was really string
thwas was string example....wow!!! thwas is really string


Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the Python String rfind() method.

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