Back حساسية حالة الأحرف Arabic Diferenciació entre majúscules i minúscules Catalan Rozlišování velikosti písmen Czech Versalfølsom Danish Case sensitivity German Case sensitivity English Distinción de mayúsculas y minúsculas Spanish Tõstutundlikkus Estonian حساسیت موردی Persian Merkkikokoriippuvaisuus Finnish
If something is case-sensitive uppercase and lowercase letters are treated as two different things. This has become common since computerisation. But it is not always true. Passwords are generally case-sensitive, but email addresses are not. urls are usually case-senstive but search engines may not be.