Question

How to replace the last occurrence of a word in a string with Python

Answer 1

def rreplace_word(s, old, new):
    lst = s.rsplit(old, 1)
    
    return new.join(lst)
    

s = 'python c c++ python java python c c#'    
    
s = rreplace_word(s, 'python', 'php')

print(s)



'''
run:

python c c++ python java php c c#

'''

 

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