AssetDatabase.OpenAsset
static function OpenAsset(instanceID: int, lineNumber: int = -1): bool;
static bool OpenAsset(int instanceID, int lineNumber = -1);
static def OpenAsset(instanceID as int, lineNumber as int = -1) as bool
static function OpenAsset(target: Object, lineNumber: int = -1): bool;
static bool OpenAsset(Object target, int lineNumber = -1);
static def OpenAsset(target as Object, lineNumber as int = -1) as bool
Description

Opens the asset with associated application.

Opens asset in an external editor, texture application or modelling tool depending on what type of asset it is. If it is a text file, lineNumber instructs the text editor to go to that line. Returns true if asset opened successfully.
static function OpenAsset(objects: Object[]): bool;
static bool OpenAsset(Object[] objects);
static def OpenAsset(objects as Object[]) as bool
Description

Opens the asset(s) with associated application(s).

Opens asset in an external editor, texture application or modelling tool depending on what type of asset it is. Returns true if all assets opened successfully.