4.57 SDDS_GetParameterAsDouble

• name:
  SDDS_GetParameterAsDouble
• description:
  Returns the pointer to a double value of a named parameter of the current data table of a data set.
• synopsis: #include ”SDDS.h”
  double *SDDS_GetParameterAsDouble(SDDS_TABLE *SDDS_table, char *parameter_name, double *memory)
• arguments:
  • SDDS_table: Address of the SDDS_TABLE structure for the data set.
  • parameter_name: A NULL-terminated character string giving the name of the parameter for which the value is desired.
  • memory: Pointer to memory in which to place the value of the parameter. If NULL, memory is allocated.
• return value:
  On success, returns a pointer to the location in which the data has been placed. The value will have been cast to a double value if it was not already. This data is newly-allocated, and may be modified as needed by the caller. On failure, returns NULL and records an error message.
• see also:
  • SDDS_NumberOfErrors
  • SDDS_PrintErrors