function add(user1, length) {
    let status = true; //狀態值
    console.log("請輸入新增學生姓名：");
    let name = readline.question();
    let reg1 = /[a-zA-Z]/; //使用正則表達式來確保學生姓名輸入正確
    while (!reg1.test(name)) {
        console.log("學生姓名不得包含數字和非法字符，請重輸");
        name = readline.question();
    }
    console.log(
 
"請輸入新增學生年齡：");
    let age = readline.question() - 0;
    while (isNaN(age) || age < 1) { //保證輸出正確年齡
        console.log("請重輸");
        age = readline.question() - 0;
    }
    console.log("請輸入新增學生性別：");
    let gender = readline.question();
    console.log("請輸入新增學生成績：");
    let score = readline.question() - 0;
    
 
while (isNaN(score) || score < 0 || score > 100) { //保證輸出正確成績
        console.log("請重輸");
        score = readline.question() - 0;
    }
    console.log("新增成功! 該學生信息如下：");
    length++;
    user1.push({
        id: length,
        name,
        age,
        gender,
        score
    })
    console.log(user1[length 
 
- 1]);
}
add(user1, user1.length);//調用函數

JavaScript新增學生信息