Skip to main content

Posts

Showing posts from January, 2024

Renderig Lists, Conditional Rendering, Click Events, Onclick, React hook(useState()), OnChange, Updater function, Update objects in State and Update Arrays in State

  Rendering Lists App.jsx import Lists from './Lists.jsx' function App (){    return (      < Lists />   ); } export default App Lists.jsx function Lists (){      const fruits = [ "apple" , "orange" , "Banana" , "Pineapple" ];      const listItems = fruits . map ( fruit => < li > { fruit } </ li > );      return ( < ul > { listItems } </ ul > ); } export default Lists Lists.jsx using sort, filter and map method function Lists (){      const fruits = [{ id: 1 , name: "apple" , calories: 95 },     { id: 2 , name: "orange" , calories: 85 },     { id: 3 , name: "Banana" , calories: 87 },     { id: 4 , name: "Pineapple" , calories: 97 }];      // fruits.sort((a, b)=> a.name.localeCompare(b.name));      // fruits.sort((a,b)=> a.calories - b.calories);      const highcalories = fruits . filter (( fruit ) => fruit . calories > 87