zfill() : fills left of the string with zeors by Python

zfill()

zfill(): Fill the string with zeros
Fill zeros up to the input length of the string

my_str='plus2net'
output=my_str.zfill(15)
print(output)

my_str='25'
output=my_str.zfill(5)
print(output)

output is here

0000000plus2net
00025

Using Integer

If we are using any integer then we have to convert the same to string by using str() before using. Here is the error message

AttributeError: 'int' object has no attribute 'zfill'

id=str(45) #convert to string
print(id.zfill(5)) # 00045

All String methods

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