var isEven = function(number) {
if (number%2 === 0) {
return true;
};
else if (isNaN(number) === true) {
return ("please input a number");
};
else {
return false;
};
};
答案 0 :(得分:1)
你的剧本不应该;在你的右括号后面 试试这个:
var isEven = function(number){
if (number%2 === 0) {
return true;
} else if (isNaN(number)===true) {
return ("please input a number");
} else {
return false;
}
}