Returns the values associated with key under group_name as doubles.
If key cannot be found then null is returned and
throws is set to KEY_NOT_FOUND. Likewise, if the values
associated with key cannot be interpreted as doubles then null is returned and
throws is set to INVALID_VALUE.
| this |
a KeyFile |
| group_name |
a group name |
| key |
a key |
| length |
the number of doubles returned |
|
the values associated with the key as a list of doubles, or null if the key was not found or could not be parsed. The returned list of doubles should be freed with g_free when no longer needed. |