Solution Review: String Transformation

This lesson will give a detailed review of how to update a string.

Solution: Use len() and concatenation(+) Operation

  • Use len(str) to calculate the length of string str

  • Concatenate value at a certain position in the string using the concatenation operation

Given a string 'str', use the following piece of code to transform the string

str = str[:position] + character_to_insert + str[position:]

The character needs to be inserted where the position is in the code.

Have a look at the following illustration to get an insight on how to update the length of a string using concatenation operation.

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