Example: lrc_CreateVBCollection
This example shows how VuGen prepares the data for a VB collection and creates it.
//Build the Variant { VariantArray items; VARIANT var0 = lrc_variant_short("65"); VARIANT var1 = lrc_variant_BSTR("first"); // this value is the name tag of 65 VARIANT var2 = lrc_variant_short("90"); VARIANT var3 = lrc_variant_BSTR("second"); // this value is the name tag of 90 items = Create2DVariantArray(0, 2, 0, 2); PutElementIn2DVariantArray(items, 0, 0, var0); PutElementIn2DVariantArray(items, 0, 1, var1); PutElementIn2DVariantArray(items, 1, 0, var2); PutElementIn2DVariantArray(items, 1, 1, var3); lrc_CreateVBCollection(items, (__Collection**)&__Collection_0, CHECK_HRES); }
Example: Output:
The output will be a collection containing two named values:
1. 65 named first
2. 90 named second
If names were not entered, the collection would only contain two values, 65 and 90.
Referencing a Collection
The next section shows how the code would subsequently refer to this collection:
__Collection * coldata =(__Collection*)__Collection_0;
lrc__SanityCheckA_ProcessCollection(_SanityCheckA_0, &coldata, CHECK_HRES);
__Collection_0 =(__Collection*)coldata;