The behavior of Boolean functions used in XPath functions is described in How Boolean Works in XPath Functions.
Boolean functions tool palette
| Icon | Name | Description |
|---|---|---|
 | is equal to | Checks values for equality. |
 | is greater than | Checks to see if the left-side operator is greater than the right-side operator. |
 | is less than | Checks to see if the left-side operator is less than the right-side operator. |
 | is not equal to | Checks values for inequality. |
 | is greater than or equal to | Checks to see if the left side is greater than or equal to the right side. |
 | is less than or equal to | Checks to see if the left side is less than or equal to the right side. |
 | and | Conditions joined together must all be true for the operator to be true. |
 | or | Only one of the conditions joined with this operator must be true for this to be true. |
 | boolean | Converts its argument to boolean. |
 | false | Returns false. |
 | not | Returns true if its argument if false. Returns false otherwise. |