gobj_write_json_attr()

gobj_write_json_attr()#

Writes a JSON value to the specified attribute of a hgobj. The function ensures that the attribute exists and is of the correct type before updating its value.

Prototype

int gobj_write_json_attr(
    hgobj gobj,
    const char *name,
    json_t *jn_value
);

Parameters

Key

Type

Description

gobj

hgobj

The hgobj instance whose attribute is being updated.

name

const char *

The name of the attribute to update.

jn_value

json_t *

The new JSON value to assign to the attribute. The function increases the reference count of this value.


Return Value

Returns 0 on success, or -1 if the attribute does not exist or an error occurs.

Notes

If the attribute does not exist, a warning is logged. The function does not check if the provided value matches the expected type of the attribute.

Prototype

// Not applicable in JS

Prototype

# Not applicable in Python
Examples
// TODO C examples
// TODO JS examples
# TODO Python examples