import JsonEdit from 'react-jsoneditor' function changeVal(val){ console.log(val,"-----changeVal------") } const json = { "array1": ["aaaaaaaaaaaaaaaaa", 1, {a:1}], "array2": [], "boolean": true, "null1": null, "null2": "", "null3": 0, "number": 1234, "object1": {"a": "b", "c": "d"}, "string1": "Hello World", "one": { "two": { "three":[{ "array1":{ "array2":{ "array3":5555 } } }] } } }; render( <JsonEdit json={json} changeVal={changeVal} />, document.getElementById('root') )