Function mapChildren

docs/external/js/react.development.js:1278–1286

* Maps children that are typically specified as `props.children`. * * See https://reactjs.org/docs/react-api.html#reactchildrenmap * * The provided mapFunction(child, key, index) will be called for each * leaf child. * * @param {?*} children Children tree container. * @param

(children, func, context)

  function mapChildren(children, func, context) {
    if (children == null) {
      return children;
    }

    var result = [];
    mapIntoWithKeyPrefixInternal(children, result, null, func, context);
    return result;
  }
  /**
   * Count the number of children that are typically specified as
   * `props.children`.