GLibKeyFileget_double

gdouble
g_key_file_get_double (
  GKeyFile* key_file,
  const gchar* group_name,
  const gchar* key,
  GError** error
)

Returns the value associated with key under group_name as a double. If group_name is NULL, the start_group is used.

If key cannot be found then 0.0 is returned and error is set to

G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the value associated

with key cannot be interpreted as a double then 0.0 is returned and error is set to #G_KEY_FILE_ERROR_INVALID_VALUE.

Available since:

2.12

`group_name`	`const gchar*`
	A group name.
	The data is owned by the caller of the function.
	The string is a NUL terminated UTF-8 string.
`key`	`const gchar*`
	A key.
	The data is owned by the caller of the function.
	The string is a NUL terminated UTF-8 string.
`error`	`GError **`
	The return location for a `GError*`, or `NULL`.

Returns:	`double`
	The value associated with the key as a double, or 0.0 if the key was not found or could not be parsed.