React Js Tutorials, Usestate, React Hook, Reactjs, Javascript Arrays.
"Rahul", age : 29, email : "rahul234@gmail.com" }, { name : "Roshan", age : 28, email : "roshan123@gmail.com" }] const [members, setMembers] = useState(ALL_MEMBERS); const replaceMember = (idx) => { setMembers(members.map((m, k) => { if(k !== idx)return m else return {name : "Rohan", age : 21,