Function createAndSet

test/angular/1.7/angular.js:25134–25139

(ctrl, name, value, controller)

  };

  function createAndSet(ctrl, name, value, controller) {
    if (!ctrl[name]) {
      ctrl[name] = {};
    }
    set(ctrl[name], value, controller);
  }

  function unsetAndCleanup(ctrl, name, value, controller) {
    if (ctrl[name]) {