Python replaces specified characters in a string [easy to understand]

Hello everyone , I meet you again , I'm your friend, Quan Jun .

（1） Replace all specified characters ：string.replace(‘a’,‘b’)

Indicates that the string string All characters in are a The replacement of is b.

• Example

string = "abcabcabc"
string = string.replace('a','b')
print(string)

• Output

bbcbbcbbc

（2） Replace the specified location i Characters of are characters s： List the string and then output it as a string

• Example

i,s = 0,'b'
string = "abcabcabc"
string = list(string)
string[i] = s
print(''.join(string))

• Output

bbcabcabc

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