AI-generated Key Takeaways
- 
          This content describes an enum for possible user list string rule item operators. 
- 
          The enums include various string matching operators like CONTAINS, EQUALS, STARTS_WITH, and ENDS_WITH. 
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          There are also negative operators such as NOT_EQUALS, NOT_CONTAINS, NOT_STARTS_WITH, and NOT_ENDS_WITH. 
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          The list includes UNSPECIFIED and UNKNOWN enums with specific return value purposes. 
Enum describing possible user list string rule item operators.
| Enums | |
|---|---|
| 
 | Not specified. | 
| 
 | Used for return value only. Represents value unknown in this version. | 
| 
 | Contains. | 
| 
 | Equals. | 
| 
 | Starts with. | 
| 
 | Ends with. | 
| 
 | Not equals. | 
| 
 | Not contains. | 
| 
 | Not starts with. | 
| 
 | Not ends with. |