To Capitalize
Hello friend ➡️ Hello Friend
To Lowercase
Hello friend ➡️ hello friend
To Uppercase
Hello friend ➡️ HELLO FRIEND
Add Underscores
Hello friend ➡️ Hello_friend
Add Hyphens
Hello friend ➡️ Hello-friend
Remove Underscores
Hello_friend ➡️ Hello friend
Remove Hyphens
Hello-friend ➡️ Hello friend