Run results for: normal vs eval fqeret

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36

Browser: Chrome 139

Operating system: Linux

Device Platform: Desktop

Date tested: 11 months ago

eval

780/s

normal

152/s

View exact numbers

Test name	Executions per second
✓ eval	780 Ops/sec
normal	152 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

const key = 'requestId'
const values = Array.from({ length: 100_000 }).fill(42)

Tests:

normal
function createMessages(key, values) { const messages = [] for (let i = 0; i < values.length; i++) { messages.push({ [key]: values[i] }) } return messages } createMessages(key, values)
eval
function createMessages(key, values) { const messages = [] const createMessage = new Function('value', `return { ${JSON.stringify(key)}: value }` ) for (let i = 0; i < values.length; i++) { messages.push(createMessage(values[i])) } return messages } createMessages(key, values)