Роман Александрович

const singers = [
  { name: 'Steven Tyler', band: 'Aerosmith', born: 1948 },
  { name: 'Karen Carpenter', band: 'The Carpenters', born: 1950 },
  { name: 'Kurt Cobain', band: 'Nirvana', born: 1967 },
  { name: 'Stevie Nicks', band: 'Fleetwood Mac', born: 1948 },
];

function compareValues(key, order = 'asc') {
  return function innerSort(a, b) {
    if (!a.hasOwnProperty(key) || !b.hasOwnProperty(key)) {
      // property doesn't exist on either object
      return 0;
    }

    const varA = (typeof a[key] === 'string')
      ? a[key].toUpperCase() : a[key];
    const varB = (typeof b[key] === 'string')
      ? b[key].toUpperCase() : b[key];

    let comparison = 0;
    if (varA > varB) {
      comparison = 1;
    } else if (varA < varB) {
      comparison = -1;
    }
    return (
      (order === 'desc') ? (comparison * -1) : comparison
    );
  };
}

// array is sorted by band, in ascending order by default
singers.sort(compareValues('band'));

// array is sorted by band in descending order
singers.sort(compareValues('band', 'desc'));

или заставить монтироваться компонент уже с готовым id или же ловить его в componentWillReceiveProps
componentWillReceiveProps(nextProps) {
if(nextProps.fetchedUser.id&&this.props.fetchedUser.id!==nextProps.fetchedUser.id){
fetch(`${url}/user_info?user_id=${this.props.fetchedUser.id}`)
      .then(res => { this.user = res.json() })
      .then(
        (result) => {
          this.setState({
            loaded: true,
          });
        },
        (error) => {
          this.setState({
            loaded: true,
            error
          });
        }
      )
  }
}

import React, { Component } from 'react';
import { WebView } from 'react-native-webview';

class MyInlineWeb extends Component {
  render() {
    return (
      <WebView
        originWhitelist={['*']}
        source={{ html: '<h1>Hello world</h1>' }}
      />
    );
  }
}