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def remove_all_from_string(word, letter): return word.replace(letter, "") Use code with caution. Copied to clipboard

You can solve this using a while loop to repeatedly find and remove the target substring until it no longer exists in the word. 7.6 / 10 123...

: word[:index] takes everything before the letter, and word[index + len(letter):] takes everything after it. Adding them together effectively "deletes" the unwanted part. def remove_all_from_string(word, letter): return word

: This method returns the starting index of the first occurrence of letter . If it isn't found, it returns -1 . letter): return word.replace(letter

While the CodeHS exercise often requires the manual loop approach above, the simplest way to do this in standard Python is using the .replace() method: