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  1. var roomNumber = document.querySelector('#room_number');
  2.  
  3. roomNumber.addEventListener('change', function () {
  4.   if (roomNumber.value === '1') {
  5.     console.log('123sdsad');
  6.   }
  7.   if (roomNumber.value === 1) {
  8.     console.log('123sdsad');
  9.   }
  10.   if (roomNumber.value == 1) {
  11.     console.log('123sdsad');
  12.   }
  13.   if (roomNumber.value == '1') {
  14.     console.log('123sdsad');
  15.   }
  16. });
Runtime error #stdin #stdout #stderr 0.01s 171392KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
stderr 
prog.js:1:4 ReferenceError: document is not defined
https://ideone.com/ZftxNl
language:
JavaScript (SMonkey 60.2.3)
created:
5 years ago
visibility:
public

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