Method sizeof()

Method sizeof

int sizeof(string arg)
int sizeof(array arg)
int sizeof(mapping arg)
int sizeof(multiset arg)
int sizeof(object arg)

Description

Size query.

Returns

The result will be as follows:

arg can have any of the following types:

string	The number of characters in arg will be returned.
array|multiset	The number of elements in arg will be returned.
mapping	The number of key-value pairs in arg will be returned.
object	If arg implements lfun::_sizeof(), that function will be called. Otherwise the number of non-protected (ie public) symbols in arg will be returned.

See also

lfun::_sizeof()