case-sensitive 
adjective
1(Of a computer program or function) differentiating between capital and lower-case letters: you can restrict the extent of the search by making it case-sensitive...
- Today's search engines are not case-sensitive; therefore I generally use initial caps in this tag because it looks the cleanest.
- If it were me, knowing that most stuff in UNIX is case-sensitive, and knowing that host names are case-insensitive, I'd probably think you meant " lclint ’, in which case I would be pretty frustrated if I tried to access that web site.
- For example, the search commands are normally case-sensitive; to change this use the: set ignorecase or: set ic option.
1.1(Of input) treated differently depending on whether it is in capitals or lower-case text: function names are now case-sensitive...
- XML is a case-sensitive language so ‘findwithinradius ‘is NOT the same as ‘findWithinRadius‘.
- Passwords are typically case-sensitive, so a strong password contains letters in both uppercase and lowercase.