JsonGet - script and chart function

JsonGet() returns the path of a JSON (JavaScript Object Notation) data string. The data must be valid JSON but can contain extra spaces or newlines.

Syntax:  

value JsonGet(json, path)

Return data type: dual

Example: Valid JSON and path

Example	Result
JsonGet('{"a":{"foo":"bar"},"b":[123,"abc","ABC"]}', '')	Returns '{"a":{"foo":"bar"},"b":[123,"abc","ABC"]}'
JsonGet('{"a":{"foo":"bar"},"b":[123,"abc","ABC"]}', '/a')	Returns '{"foo":"bar"}'
JsonGet('{"a":{"foo":"bar"},"b":[123,"abc","ABC"]}', '/a/foo')	Returns '"bar"'
JsonGet('{"a":{"foo":"bar"},"b":[123,"abc","ABC"]}', '/b')	Returns '[123,"abc","ABC"]'
JsonGet('{"a":{"foo":"bar"},"b":[123,"abc","ABC"]}', '/b/0')	Returns '123'
JsonGet('{"a":{"foo":"bar"},"b":[123,"abc","ABC"]}', '/b/1')	Returns '"abc"'
JsonGet('{"a":{"foo":"bar"},"b":[123,"abc","ABC"]}', '/b/2')	Returns '"ABC"'

Example: Invalid JSON or path

Example	Result	Description
JsonGet('{"a":"b"}','/b')	Returns null	The path does not point to a valid part of the JSON data.
JsonGet('{"a"}','/a')	Returns null	The JSON data is not valid JSON (member "a" does not have a value).

See also:

• IsJson - script and chart function

• JsonSet - script and chart function