[LeetCode]#709. To Lower Case

Environment: Python 3.7

Key technique: lower function

Implement function ToLowerCase() that has a string parameter str, and returns the same string in lowercase.

Example 1:

Input: "Hello"
Output: "hello"

Example 2:

Input: "here"
Output: "here"

Example 3:

Input: "LOVELY"
Output: "lovely"

Solution:

class Solution:
    def toLowerCase(self, str1):
        ans=str1.lower()
        return ans

Submitted result: