isValidXpathQuery(query) this method checks the validity of an XPath query string.
Parameters
- query
-
The XPath query string to check.
Returns
Returns true is the query is a valid XPath query string, false otherwise.
Example
The method can be used to check the validity of a XPath query prior to use:
if (search.isValidXpathQuery(query)){
nodes = search.xpathSearch(query);
}
else {
// ...
}