Is there any Firefox addon to convert text to UPPERCASE or lowercase [closed]

Is there any Firefox addon to convert text to UPPERCASE or lowercase [closed] Is there any Firefox addon to convert a bit of selected text (in text fields), to "UPPER CASE", "lower case", "Proper Case", and "Sentence case"?
Asked by: Guest \| Views: 276

Total answers/comments: 2

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Guest [Entry]

Yes, Leet Key does that.

Guest [Entry]

"decaps should fit your bill of selecting text and switching between upper, lower and sentence case.

Problem with it currently is that it hasn't been updated for Firefox versions later than 3.0.*"