by Dinesh Thakur Category: Array Pointer and Union

A single-dimensional array is the simplest form of an array that requires only one subscript to access an array element. Like an ordinary variable, an array must have been declared before it is used in the program. The syntax for declaring a single-dimensional array is

by Dinesh Thakur Category: Array Pointer and Union

Both the structures and unions are syntactically and functionally same, however, they differ in the way memory is allocated to their members. While declaring structure variables, the different members are stored in different, although, adjacent memory locations whereas different members of a union variable share the same memory location. The amount of memory sufficient to hold the largest member of a union is allocated to a union variable. Thus, a union enables the same block of memory to store variable of one type at one time and of different type at another time. To understand the concept of memory allocation to a union, consider these statements.


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Dinesh ThakurDinesh Thakur holds an B.C.A, MCSE, MCDBA, CCNA, CCNP, A+, SCJP certifications. Dinesh authors the hugely popular blog. Where he writes how-to guides around Computer fundamental , computer software, Computer programming, and web apps. For any type of query or something that you think is missing, please feel free to Contact us.

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