Merge a81cb97810 into 0d1e023179

12 months ago · 445e2442f8
parent 0d1e023179 a81cb97810
commit 445e2442f8
1 changed files with 2 additions and 2 deletions
--- a/14_Day_Component_Life_Cycles/14_component_life_cycles_boilerplate/src/index.js
+++ b/14_Day_Component_Life_Cycles/14_component_life_cycles_boilerplate/src/index.js
@ -29,9 +29,9 @@ class App extends Component {
      })
  }
  renderCountries = () => {
-    return this.state.data.map((country) => {
+    return this.state.data.map((country, i) => {
      return (
-        <div>
+        <div key={i}>
          <div>
            {' '}
            <img src={country.flag} alt={country.name} />{' '}