Retrieves the specified custom MMS header. To retrieve the values of known MMS headers, use the MmsGetHeader and MmsGetHeaderString functions instead.
MmsLib.bdh
MmsGetCustomHeader( in hMms : number, in sHeader : string, out sValue : string, in nMaxValue : number optional, out nCopied : number optional ): boolean;
true if successful
false otherwise
Parameter | Description |
---|---|
hMms | Handle for the MMS, returned by a call to MmsCreateMms. |
sHeader | Specifies the custom MMS header. |
sValue | Specifies the value of the custom MMS header. |
nMaxValue | Optional: Maximum length of the string that can be returned. This value must be less than or equal to the size of the string variable sValue. |
nCopied | Optional: Variable receiving the number of actually copied bytes. |
dcltrans transaction TWap var sData : string(0x10000); nData : number; hMms : number; nStatus : number; sGroup : string; begin nData := WapGetContent(sData); MmsCreateMms(hMms); MmsParseMms(hMms, sData, nData, true); MmsGetCustomHeader(hMms, "GROUP", sGroup); MmsDeleteMms(hMms); print(sGroup); end TWap;