| ancestors |
The node its parents.
The firstName ancestors are employee and employees.
|
|
| atomic values |
Does not have childeren or parents and does not contain any other value.
Example: the values 1000 or Joe are atomic values. |
|
| attribute |
Values assigned to a node.
Example: id="1000" is an attribute node. |
@ |
| child |
firstName, lastName and securityLevel are children of employee |
|
| descendants |
The node its children.
The descendants of employees are employee, firstName, lastName and securityLevel.
|
|
| element node |
<firstName>Joe</firstName> |
|
| expression |
Expressions are put inside the brackets.
Example: employee[lastName='Smith']
This syntax is to find all employee nodes, whose lastName element has the value Smith.
|
[] |
| node |
A node can be an element, attribute, namespace, text, comment, processing instruction or document node. |
|
| parent |
employee is the parent of firstName, lastName and securityLevel |
.. |
| self |
The current node in the context.
|
. |
| siblings |
nodes that have the same parent.
firstName, lastName and securityLevel are all siblings
|
|
Document node or root node.
The node in context. |
Example: /employees
Selects the employees element, starting at the root of the document.
Example: employee/firstName
Select all firstName elements that are children of employee. |
/ |
| All elements where they are in the document. |
Example: //firstName
Select all firstName elements no matter where they are in the document.
Example: employees//firstName
Select all fistName elements that are descendant of the employees element, no matter where they exist under the employees element. |
// |
