Class

Class, Classes, or The Class may refer to:

Common uses not otherwise categorized

Class (biology), a taxonomic rank
Class (knowledge representation), a collection of individuals or objects
Class (philosophy), an analytical concept used differently from such group phenomena as "types" or "kinds"
Class (set theory), a collection of sets that can be unambiguously defined by a property that all its members share
Hazard class, a dangerous goods classification
Social class, the hierarchical arrangement of individuals in society, usually defined by wealth and occupation
Working class, can be defined by rank, income or collar

Class (computer programming), a fundamental concept of object-oriented programming
Class (warez), a defunct group in the warez scene
C++ classes, program-specific data types
Class attribute (HTML), a feature of many HTML and XHTML elements
Class attributes (computer programming), defining the structure of a class
Complexity class, a set of problems of related complexity in computational complexity theory
Java class file, the interpretable bytecode of a compiled Java program
Pseudo-class, in cascading style sheets
Type class, a type system construct that supports polymorphism

Class, a group of people involved in a class action lawsuit
Classes of United States senators, for describing the schedules of elections for Senate seats