Run results for: Add property to objects

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:92.0) Gecko/20100101 Firefox/92.0

Browser: Firefox 92

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Tests:

for loop
let a = [{ a: 1, b: 'bar' }, { a: 2, b: 'foo' }, { a: 3, b: 'baz' }] for(let i=0, l=a.length; i<l; i++) { a[i].c = 'zzz' }
map
let a = [{ a: 1, b: 'bar' }, { a: 2, b: 'foo' }, { a: 3, b: 'baz' }] a.map(v => { return { ...v, c: 'zzz' } })
forEach
let a = [{ a: 1, b: 'bar' }, { a: 2, b: 'foo' }, { a: 3, b: 'baz' }] a.forEach(v => { v.c = 'zzz' })