4.56 SDDS_GetColumnType

• name:
  SDDS_GetColumnType
• description:
  Returns the SDDS data type of a named column in the data set.
• synopsis: #include ”SDDS.h”
  int32_t SDDS_GetColumnType(SDDS_TABLE *SDDS_table, int32_t column_index)
• arguments:
  • SDDS_table: Address of the SDDS_TABLE structure for the data set.
  • column_index: The integer index of the column in the data set. Returned by SDDS_DefineColumn or obtained from SDDS_GetColumnIndex.
• return value:
  On success, returns a non-negative integer giving the SDDS data type; this will be one of the constants (defined in SDDS.h) SDDS_LONGDOUBLE, SDDS_DOUBLE, SDDS_FLOAT, SDDS_LONG, SDDS_ULONG, SDDS_SHORT, SDDS_USHORT, SDDS_CHARACTER, or SDDS_STRING. On failure, returns -1 and records an error message.
• see also:
  • SDDS_DefineColumn
  • SDDS_GetColumnDefinition
  • SDDS_GetColumnIndex
  • SDDS_GetColumnInformation
  • SDDS_GetColumnNames
  • SDDS_NumberOfErrors
  • SDDS_PrintErrors