XPath operators
XPath expressions can return a node set, string, Boolean values, and numbers.
XPath operators
The following lists are available in the XPath expression operators:
| Operators | description | Examples | return value |
|---|---|---|---|
| | | Two sets compute nodes | // Book | // cd | Returns all elements has a book and cd node set |
| + | addition | 6 + 4 | 10 |
| - | Subtraction | 6--4 | 2 |
| * | multiplication | 6 * 4 | twenty four |
| div | division | 8 div 4 | 2 |
| = | equal | price = 9.80 | If the price is 9.80, it returns true. If the price is 9.90, it returns false. |
| ! = | not equal to | price! = 9.80 | If the price is 9.90, it returns true. If the price is 9.80, it returns false. |
| < | Less than | price <9.80 | If the price is 9.00, it returns true. If the price is 9.90, it returns false. |
| <= | less than or equal to | price <= 9.80 | If the price is 9.00, it returns true. If the price is 9.90, it returns false. |
| > | more than the | price> 9.80 | If the price is 9.90, it returns true. If the price is 9.80, it returns false. |
| > = | greater than or equal to | price> = 9.80 | If the price is 9.90, it returns true. If the price is 9.70, it returns false. |
| or | or | price = 9.80 or price = 9.70 | If the price is 9.80, it returns true. If the price is 9.50, it returns false. |
| and | versus | price> 9.00 and price <9.90 | If the price is 9.80, it returns true. If the price is 8.50, it returns false. |
| mod | Calculated remainder of the division | 5 mod 2 | 1 |