[ < ] | [ > ] | [ << ] | [ Up ] | [ >> ] | [Top] | [Contents] | [Index] | [ ? ] |
(Under construction.)
function Assigned (p: Pointer): Boolean; |
function Assigned (p: procedural type): Boolean; |
The `Assigned' function returns `True' if the pointer parameter or the address of the procedural parameter is not `nil'; it returns `False' if it is `nil'.
`Assigned' is a Borland Pascal extension.
program AssignedDemo; type PInt = ^Integer; |
section 9.174 Null, section 9.172 nil, section 9.196 Pointer.