function checkUserInput(userInput){
for(var i = 0; i < users.length; i++){
console.log(users[i]);
if (users[i] === userInput){
alert("You are logged in");
return;
}
else{
alert("Invalid username, please try again or if you are new register");
return;
}
}};
答案 0 :(得分:0)
在 WillDisplayCell
中尝试此操作 var o = {p: 42, q: true};
var {p, q} = o;
console.log(p); // 42
console.log(q); // true