View source for Javascript JPath

Javascript JPath as specified in RFC 6901.

Notes:
* Path items separator is slash (/) character
* Path may not start with slash (/) character
* Escape char is tilde (~). The following characters MUST be escaped in path item names:
** Tilde (~): ~0
** Slash (/): ~1

== Constructor ==

* '''new JPath(str)'''<br>
Create a new JPath object.<br>
Parameters:<br>
'''str''': String with JSON path<br>

== Methods ==
* '''valid()'''
Check if path is valid.<br>
Return:<br>
True if path is valid, false otherwise

* '''getItems()'''
Retrieve path item(s).<br>
Return:<br>
Array of strings. Each item contains its unescaped value. Array may be empty for empty or invalid paths

* '''count()'''
Retrieve the number of items in path.<br>
Return:<br>
Number of items in path, 0 if path is empty or invalid

* '''at(idx)'''
Retrieve the path item at given index.<br>
Parameters:<br>
'''idx''': 0 based index to retrieve<br>
Return:<br>
Path item string (unescaped, may be empty), 'undefined' if index is out of range. Index may be out of range for empty or invalid paths.


[[Category:Javascript]]