key property
The key of the label. Possible string values are:
- "CUSTOM_LABEL_KEY_UNSPECIFIED" : Not specified or unknown.
- "CUSTOM_LABEL_KEY_0" : Key index 0.
- "CUSTOM_LABEL_KEY_1" : Key index 1.
- "CUSTOM_LABEL_KEY_2" : Key index 2.
- "CUSTOM_LABEL_KEY_3" : Key index 3.
- "CUSTOM_LABEL_KEY_4" : Key index 4.
Implementation
core.String? key;