index.js

const rl = require('readline');
const r = rl.createInterface(input=process.stdin);
let i = 0
let lable = ['name','year พ.ศ.','phone']
r.on('line',(line) =>{
    if(i==0){
      name = line;
      console.log(`${lable[i]} == ${line} and i = ${i}`)
      i++;
    }else if(i==1){
      year = line;
      console.log(`${lable[i]} == ${line} and i = ${i}`)
      i++;
    }else if(i==2){
      phone = line;
      console.log(`${lable[i]} == ${line} and i = ${i}`)
      i++;
    }
    if(i == 3){
      year = 2561-year;
      console.log(`คุณชื่อ${name}อายุ${year}เบอร์${phone}`)
      r.close();
    }

});
r.on('close',( ) => r.close() )