Microsoft

Each text run spans rgIndices.rgUINT32[n – 1] through rgIndices.rgUINT32[n], where n is the zero-based number of the text run, except the first text run, which begins at a CP that is equal to zero, and the last text run, which ends at the end of the string. By default, there is only one text run in a paragraph. Child Elements: ................
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