IDOMCharacterData::substring Method

Retrieves a substring of the full string from the specified range.

Syntax

HRESULT substring(
    long offset,
    long count,
    BSTR * data);

Parameters

offset

[in] Offset, in characters, from the beginning of the string. An offset of zero indicates copying from the start of the data.

count

[in] Number of characters to retrieve from the specified offset.

data

[out] Substring to return.

Return Value

Returns S_OK if successful, or an error code otherwise.

Remarks

If the offset and count parameters indicate a range beyond the end of the string, the returned substring continues only until the end of the string data.