调用ActiveX控件 BSTR接口(100)

第3节 接口函数详细说明BSTR WriteEPVBaseInfo(BSTR lpszDeviceId, BSTR lpszVehicleId, BSTR lpszDeviceType, BSTR lpszDirectionId, BSTR lpszDriveWayId, BSTR lpszLicense, BSTR lpszLicenseType, BSTR lpszPassDateTime,BSTR lpszRedLightbegin
Time, BSTR lpszRedLightLast,long lSpeed, long lLargeLimitSpeed, long lMiniLimitSpeed, BSTR lpszViolationType, BSTR lpszViolationType2, long lCarLength, BSTR lpszLicenseColor, BSTR lpszCarType, BSTR lpszPicLocalPath1, BSTR lpszPicLocalPath2, BSTR lpszPicLocalPath3, BSTR lpszPicLocalPath4, BSTR lpszPicLocalPath5, BSTR lpszPicLocalPath6, BSTR lpszPicLocalPath7, BSTR lpszPicRemotePath, BSTR lpszSendType)这样调用报错:string index out of range:-1ShowMessage (htgnt1.WriteEPVBaseInfo(edt2.Text ,edt3.Text ,edt4.Text ,edt5.Text,edt6.Text ,edt7.Text,edt8.Text ,edt9.Text,edt10.Text ,edt11.Text,StrToInt(edt12.Text) ,0,0,edt15.Text,edt16.Text,0,edt18.Text ,edt19.Text,edt20.Text ,edt21.Text,edt22.Text ,edt23.Text,edt2.Text ,edt24.Text,edt25.Text ,edt26.Text,edt27.Text, ) );