Benchmark: Test spead operator vs temporary

Script Preparation code:

var x = {};
for(let i = 0; i < 2000; i++){
 	x[i] = i; 
}

Tests:

test spread
for(let i = 0; i < 100; i++){ x = { [i]: i, ...x } }
test temporary object
let temp = {} for(let i = 0; i < 100; i++){ temp[i] = i; } x = { ...x, ...i }

Rendered benchmark preparation results:

Previous results

Test case name	Result
test spread
test temporary object

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Latest run results:

Run details: (Test run date: 5 years ago)

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36

Browser/OS: Chrome 66 on Linux

Test name	Executions per second
test spread	24.7 Ops/sec
test temporary object	2463.9 Ops/sec

Test spead operator vs temporary (version: 0)