Titleify all property values in an object

titleify-json.js

const obj = {
  "assignedTo2StepDepartmentBy": "AssiGNed to depaRTment By"
};
		
function toTitleCase(str) {
  return str.replace(
    /\w\S*/g,
    function(txt) {
      return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
    }
  );
}

function visit(obj) {
	for(const key in obj) {
		if(typeof obj[key] == 'object') {
			visit(obj[key]);
		}
		else {
			obj[key] = toTitleCase(obj[key]);
		}
	}
}
		
visit(obj);