Replace uppercase with lowercase letters

I’m trying to replace uppercase letters with corresponding lowercase letters using regex. So that EarTH: 1, MerCury: 0.2408467, venuS: 0.61519726, becomes earth: 1, mercury: 0.2408467, venus: 0.61519726, in Sublime Text. How can I downcase letters only in words that contain both lower and uppercase letters? So that it affects venUs and not VENUS. 6 Answers … Read more