Returns value of the node. The value has different meanings for the different types of nodes as illustrated in the following table.
Table 1. Meaning of value
| Type | Meaning |
|---|---|
| DomAttribute | value of attribute |
| DomAttribute | |
| DomCDataSection | content |
| DomComment | content of comment |
| DomDocument | null |
| DomDocumentType | null |
| DomElement | null |
| DomEntity | null |
| DomEntityReference | null |
| DomNotation | null |
| DomProcessingInstruction | entire content without target |
| DomText | content of text |