General Functions
General functions support common checks and utility operations.
| Function | Description | Examples |
|---|---|---|
| IS_EMPTY | Check if value is empty | IS_EMPTY("") → true IS_EMPTY(NULL) → true IS_EMPTY(0) → false IS_EMPTY(" ") → false IS_EMPTY(FALSE) → false |
| LEN | Length of string or collection | LEN("hello") → 5 LEN("") → 0 |
