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Unions

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  1. Unions Defining , Initializing, and Using

  2. Unions • Unions are similar to structures are made up of different types of elements, but unlike structures, all elements point to the same memory location. • The amount of memory allocated for a union is the longest element inside the union. CENG 114

  3. Unions • Defining a union: union grade { int a; /* 4 bytes */ double b; /* 8 bytes */ } b a 6.24 5 x.a = 5; x.b = 6.24; x CENG 114

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