콜론 뒤에 처음 등장하는 알파벳 소문자를 모두 대문자로 바꾸고싶어. 

예를들어

happyday:it was gone already

butimhere:make it forever

sowhatyouwant:9999$money

thenjustwork:F4uckU


happyday:It was gone already

butimhere:Make it forever

sowhatyouwant:9999$Money

thenjustwork:F4UckU


이런식으로. 방법있을까?ㅠㅠ 노트패드++