IPXS_PDFVariant::Arr_GetString Method
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| − | The Returns the value of a specified element of an array as an unicode string ('''BSTR'''). If specified element type is not <code>PVT_String</code> <code> | + | The Returns the value of a specified element of an array as an unicode string ('''BSTR'''). If specified element type is not <code>PVT_String</code> <code>DefVal</code> is returned. |
| − | + | ||
== Syntax == | == Syntax == | ||
| − | <pre class="brush:cpp;gutter:false">HRESULT Arr_GetString([in] ULONG | + | <pre class="brush:cpp;gutter:false">HRESULT Arr_GetString([in] ULONG Index, |
| − | [in] BSTR | + | [in] BSTR DefVal, |
| − | [out, retval] BSTR* | + | [out, retval] BSTR* Val);</pre> |
== Parameters == | == Parameters == | ||
| − | ; | + | ;Index |
:[in] Specifies the index of the array element. | :[in] Specifies the index of the array element. | ||
| − | ; | + | ;DefVal |
:[in] Default value that will be returned when specified index is out of range or the element type is not <code>PVT_String</code>. | :[in] Default value that will be returned when specified index is out of range or the element type is not <code>PVT_String</code>. | ||
| − | ; | + | ;Val |
:[out, retval] Pointer to BSTR that receives the returned value. | :[out, retval] Pointer to BSTR that receives the returned value. | ||
Revision as of 07:18, 12 June 2015
The Returns the value of a specified element of an array as an unicode string (BSTR). If specified element type is not PVT_String DefVal is returned.
Syntax
HRESULT Arr_GetString([in] ULONG Index,
[in] BSTR DefVal,
[out, retval] BSTR* Val);
Parameters
- Index
- [in] Specifies the index of the array element.
- DefVal
- [in] Default value that will be returned when specified index is out of range or the element type is not
PVT_String. - Val
- [out, retval] Pointer to BSTR that receives the returned value.
Return Value
Returns S_OK if operation was successful or error code in other cases.
