Topic       : C-Language Documentation
Author      : John Kormylo
Version     : C.HYP 1.0
Subject     : Documentation/C-Language
Nodes       : 233
Index Size  : 6362
HCP-Version : 3
Compiled on : Atari
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@lang       : en
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View Ref-File[ Membership Operators ]

... return a more specific definition.

. is used with structures and unions to select a particular member or
    subtype; e.g., structure_name.member or union_name.subtype
    See also Structures and Unions.

-> is used with structure pointers to select a particular member;
    e.g., pointer->member  This is equivalent to (*pointer).member
    but is somewhat more readable.

[ ] are used with arrays; e.g., array_name[index] or pointer[index]
    See also Arrays and Pointers.

( ) are used to establish precedence in expressions;
    e.g., (a + b) / ((c + d) << (e++))

    They are also used with Functions, casting, and if, do, while,
    for, return, sizeof and enum statements.