json.contains

json.contains() Function

• Introduced in version 1.3b49

Returns true(1) if the JSON Object contains the specified key, or if the JSON Array contains the specified value.

Usage

json.contains(object, key)

json.contains(array, value)

Parameters

• object - The JSON Object to test for the key.
• key - The key to check the object for.
• array - The JSON Array to test for the value.
• value - The value to check the array for.

Examples

Check if the JSON Object a contains the key "b":

[h:a=json.fromStrProp("a=1;b=44;c=12")]
[json.contains(a,"b")]

Returns true(1)

Check if the JSON Object a contains the key "z":

[h:a=json.fromStrProp("a=1;b=44;c=12")]
[json.contains(a,"z")]

Returns false(0)

Check if the JSON Array a contains the value "b":

[h:a=json.fromList("1,b,3,d")]
[json.contains(a,"b")]

Returns true(1)

See Also

json.type()

Version Changes

• 1.3b51 - Added ability for function to work with JSON Arrays.