MapiType

MapiType enumeration (28 values)

Contains possible MAPI property types which can be stored with message object.

ValueDescription
NoneNo values are set.
PT_SHORT2 bytes, a 16-bit integer
PT_LONG4 bytes, a 32-bit integer
PT_FLOAT4 bytes, a 32-bit floating point number
PT_DOUBLE8 bytes, a 64-bit floating point number
PT_CURRENCY8 bytes, a 64-bit signed, scaled integer representation of a decimal currency value, with 4 places to the right of the decimal point
PT_APPTIME8 bytes, a 64-bit floating point number in which the whole number part represents the number of days since December 30, 1899, and the fractional part represents the fraction of a day since midnight
PT_ERROR4 bytes, a 32-bit integer encoding error information
PT_BOOLEAN1 byte, restricted to 1 or 0
PT_OBJECTThe property value is a COM object
PT_LONGLONG8 bytes, a 64-bit integer
PT_UNICODEVariable size, a string of Unicode characters in UTF-16LE encoding with terminating null character(0x0000)
PT_STRING8Variable size, a string of multi-byte characters in externally specified encoding with terminating null character (single 0 byte).
PT_SYSTIME8 bytes, a 64-bit integer representing the number of 100-nanosecond intervals since January 1, 1601
PT_CLSID16 bytes, a GUID with Data1, Data2, and Data3 fields in little-endian format
PT_BINARYVariable size, a byte array
PT_MV_SHORTVariable size, a set of PT_SHORT values.
PT_MV_LONGVariable size, a set of PT_LONG values.
PT_MV_FLOATVariable size, a set of PT_FLOAT values.
PT_MV_DOUBLEVariable size, a set of PT_DOUBLE values.
PT_MV_CURRENCYVariable size, a set of PT_CURRENCY values.
PT_MV_APPTIMEVariable size, a set of PT_APPTIME values.
PT_MV_LONGLONGVariable size, a set of PT_LONGLONG values.
PT_MV_UNICODEVariable size, a set of PT_UNICODE values.
PT_MV_STRING8Variable size, a set of PT_STRING8 values.
PT_MV_SYSTIMEVariable size, a set of PT_SYSTIME values.
PT_MV_CLSIDVariable size, a set of PT_CLSID values.
PT_MV_BINARYVariable size, a set of PT_BINARY values.