Master JSONPath+ through mountain navigation
$
Root element (start every query with this)
$.store
Dot notation - access child property
$['store']
Bracket notation - same as dot notation
$.store.book
Chain properties with dots
[0]
First element (zero-indexed)
[-1]
Last element
[0,2]
Elements at index 0 and 2
[0:3]
Slice: elements 0, 1, 2 (end exclusive)
[::2]
Every 2nd element
[*]
All elements in array
*
Wildcard - matches any property or element
$.store.*
All children of store
..
Recursive descent - search all levels
$..name
All 'name' properties anywhere in document
$..[0]
First element of all arrays
[?()]
Filter expression syntax
@
Current element in filter
[?(@.price)]
Elements that have a 'price' property
[?(@.price > 10)]
Elements where price > 10
[?(@.name == "foo")]
Elements where name equals "foo"
==
Equal to
!=
Not equal to
< > <= >=
Less than, greater than, etc.
=~
Regex match (e.g., =~ /pattern/i)
&&
Logical AND
||
Logical OR
!
Logical NOT
[?(@.a && @.b)]
Both conditions must be true
[?(@.a || @.b)]
Either condition can be true
$.items[*].name
Get 'name' from all items
$.items[?(@.active==true)]
Filter active items
$..items[?(@.qty>5)]
Find items with qty > 5 anywhere
$.data[0:5]
First 5 elements of data array
"Your first task as a trainee: learn to read the mountain data."
Select all the peaks in the mountain data.
Run a query to see results...
Summit Reached!