IPXS_PDFVariant::Arr_GetString Method

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{{#parentPage:PXV:IPXS_PDFVariant#Methods|Arr_GetString|method}}
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The method of interface of PDF-XChange Editor SDK.
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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>sDefVal</code> is returned.
  
 
== Syntax ==
 
== Syntax ==
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<pre class="brush:cpp;gutter:false">HRESULT Arr_GetString([in] ULONG nIndex, [in] BSTR pDefVal, [out, retval] BSTR* ppVal);</pre>
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<pre class="brush:cpp;gutter:false">HRESULT Arr_GetString([in]           ULONG nIndex,
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                      [in]           BSTR   sDefVal,
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                      [out, retval] BSTR* sVal);</pre>
  
 
== Parameters ==
 
== Parameters ==
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;''nIndex''
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;nIndex
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:[in] Value of ULONG.
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:[in] Specifies the index of the array element.
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;''pDefVal''
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;sDefVal
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:[in] Value of BSTR.
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:[in] Default value that will be returned when specified index is out of range or the element type is not <code>PVT_String</code>.
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;''ppVal''
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;sVal
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:[out, retval] Pointer to BSTR.
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:[out, retval] Pointer to BSTR that receives the returned value.
  
 
== Return Value ==
 
== Return Value ==
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== See Also ==
 
== See Also ==
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See also [[PXV:IPXS_PDFVariant|IPXS_PDFVariant]].
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[[PXV:IPXS_PDFVariant|IPXS_PDFVariant]]

Latest revision as of 02:42, 15 June 2015

PDF Structures Layer > Interfaces > IPXS_PDFVariant > IPXS_PDFVariant::Arr_GetString Method


The Returns the value of a specified element of an array as an unicode string (BSTR). If specified element type is not PVT_String sDefVal is returned.

Syntax

HRESULT Arr_GetString([in]           ULONG  nIndex,
                      [in]           BSTR   sDefVal,
                      [out, retval]  BSTR*  sVal);

Parameters

nIndex
[in] Specifies the index of the array element.
sDefVal
[in] Default value that will be returned when specified index is out of range or the element type is not PVT_String.
sVal
[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.

See Also

IPXS_PDFVariant

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