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sizeof | Keyword |
Keyword Index |
Returns the size of the expression or type.
Keyword sizeof
is, in fact, an operator. It returns the
size, in bytes, of the given expression or type (as type size_t).
Its argument may be an expression of a type name:
sizeof expression sizeof (type)For example,
workspace = calloc (100, sizeof (int)); memset(buff, 0, sizeof buff); nitems = sizeof (table) / sizeof (table[0]);Note that type may be an anonymous type (see asterisk for more info about anonymous types).