Run results for: test getting diff keys

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36

Browser: Chrome 107

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
list	1317816.0 Ops/sec
set	968939.9 Ops/sec

Script Preparation code:

var record1 = {
  1: '1',
  2: '1',
  3: '1',
  4: '1',
  5: '1',
  6: '1',
  7: '1',
}

var record2 = {
  1: '1',
  2: '1',
  3: '1',
  4: '1',
  5: '1',
  6: '1',
  8: '1',
}

var getFieldsDiffList = (record1, record2) => {
  const firstRecordFields = Object.keys(record1);
  const newRecordFields = Object.keys(record2);
  return newRecordFields.filter((item) => !firstRecordFields.includes(item));
}

var getFieldsDiffSet = (record1, record2) => {
  const firstRecordFields = new Set(Object.keys(record1));
  const newRecordFields = Object.keys(record2);
  return newRecordFields.filter((item) => !firstRecordFields.has(item));
}

Tests:

list
getFieldsDiffList(record1, record2)
set
getFieldsDiffSet(record1, record2)

Run results for: test getting diff keys

list

set