Determining Whether an Attribute Exists
Function Syntax
Determine whether an attribute with a given name exists on an object.
htri_t H5Aexists_by_name(hid_t locId, const char * objName, const char * attrName, hid_t lapl)
Parameters
Parameter |
Description |
Value Range |
Input/Output |
|---|---|---|---|
locId |
Location identifier, which may be that of a file, group, dataset, or named data type |
Integer |
Input |
*objName |
Object name |
Non-empty |
Input |
*attrName |
Attribute name |
Non-empty |
Input |
lapl |
Link access property list identifier |
Integer |
Input |
Return Value
Returns a positive value if true, zero if false, or a negative value on failure.
Parent topic: Attribute APIs