OleVariant: what changed
Revision 2 to 3. Removed lines have a minus sign; added lines have a plus sign.
Title: Olevariant OleVariant
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| 1 | + | Back to [[Data type|data types]]. | |
| 2 | + | ||
| 3 | + | Memory required for 32-bit compilation: 16 bytes or 128 bits. | |
| 4 | + | ||
| 5 | + | Memory required for 64-bit compilation: 24 bytes or 192 bits. | |
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| 7 | + | Property: the data type OleVariant is a variant data type that is used for OLE automation (automation of other programs). | |
| 8 | + | ||
| 9 | + | Declaration of a data field of the data type **OleVariant**: | |
| 10 | + | ||
| 11 | + | ``` pascal | |
| 12 | + | var | |
| 13 | + | varOle : OleVariant; | |
| 14 | + | ||
| 15 | + | //Create: | |
| 16 | + | varOle := CreateOleObject('Excel.Application'); | |
| 17 | + | ||
| 18 | + | //Release of a data field of the data type OleVariant: | |
| 19 | + | varOle := Unassigned; | |
| 20 | + | ``` | |
| 21 | + | ||
| 22 | + | You can find further examples for use on the topic of OleVariant under the topic of software automation. | |
| 23 | + | ||
| 24 | + | --- | |
| 25 | + | *From the Free Pascal wiki, page "OleVariant", as it stood on 2023-12-22 after a change by Alextpp, out of the wiki's dump of 2024-05-26. Copyright stays with the author who wrote it, according to the old wiki's [[Licensing]] page. If you have concerns about this material, [message the admin](/wiki-contact).* |