ITcTypeInstance6::TypicalFormatCharCount

Estimates the typical output length of a format by pre-filling a buffer of the type size with 0xFF and then formatting it. If this sample does not return any output, the method falls back to the byte size of the type.

Signature

HRESULT TypicalFormatCharCount(ULONG formatIdx, ULONG* pCnt);

Parameter

Name

Type

Description

formatIdx

ULONG

[in, defaultvalue(0)] 0-based format index.

Return value

Name

Type

Description

pCnt

ULONG*

[out, retval] Estimated number of characters.

(HRESULT)

HRESULT

S_OK if successful, otherwise an error code.

Error codes