Benchmark: key creation - MeasureThat.net

Tests:

Join x3
let a1 = []; for (let i = 0 ; i < 10 ; i++) a1.push (Math.floor (Math.random () * 1000)); let a2 = []; for (let i = 0 ; i < 10 ; i++) a2.push (Math.floor (Math.random () * 1000)); let a3 = []; for (let i = 0 ; i < 10 ; i++) a3.push (Math.floor (Math.random () * 1000)); let a = []; a.push (a1.join ()); a.push (a2.join ()); a.push (a3.join ()); let key = a.join ("|");
Join x1 with string
let a1 = []; for (let i = 0 ; i < 10 ; i++) a1.push (Math.floor (Math.random () * 1000)); let a2 = []; for (let i = 0 ; i < 10 ; i++) a2.push (Math.floor (Math.random () * 1000)); let a3 = []; for (let i = 0 ; i < 10 ; i++) a3.push (Math.floor (Math.random () * 1000)); let a = []; for (let i = 0 ; i < 9 ; i++) a.push (a1[i], ","); a.push (a1[9], "|"); for (let i = 0 ; i < 9 ; i++) a.push (a2[i], ","); a.push (a2[9], "|"); for (let i = 0 ; i < 9 ; i++) a.push (a3[i], ","); a.push (a3[9]); let key = a.join ("");
Join x1 with arrays
let a1 = []; for (let i = 0 ; i < 10 ; i++) a1.push (Math.floor (Math.random () * 1000)); let a2 = []; for (let i = 0 ; i < 10 ; i++) a2.push (Math.floor (Math.random () * 1000)); let a3 = []; for (let i = 0 ; i < 10 ; i++) a3.push (Math.floor (Math.random () * 1000)); let a = []; a.push (a1); a.push (a2); a.push (a3); let key = a.join ("|");
string only
let a1 = []; for (let i = 0 ; i < 10 ; i++) a1.push (Math.floor (Math.random () * 1000)); let a2 = []; for (let i = 0 ; i < 10 ; i++) a2.push (Math.floor (Math.random () * 1000)); let a3 = []; for (let i = 0 ; i < 10 ; i++) a3.push (Math.floor (Math.random () * 1000)); let key = ""; for (let i = 0 ; i < 9 ; i++) key += a1[i] + ","; key += a1[9] + "|"; for (let i = 0 ; i < 9 ; i++) key += a2[i] + ","; key += a2[9] + "|"; for (let i = 0 ; i < 9 ; i++) key += a3[i] + ","; key += a3[9];
template literal string with arrays
let a1 = []; for (let i = 0 ; i < 10 ; i++) a1.push (Math.floor (Math.random () * 1000)); let a2 = []; for (let i = 0 ; i < 10 ; i++) a2.push (Math.floor (Math.random () * 1000)); let a3 = []; for (let i = 0 ; i < 10 ; i++) a3.push (Math.floor (Math.random () * 1000)); let key = `${a1}|${a2}|${a3}`;
template literal string with join
let a1 = []; for (let i = 0 ; i < 10 ; i++) a1.push (Math.floor (Math.random () * 1000)); let a2 = []; for (let i = 0 ; i < 10 ; i++) a2.push (Math.floor (Math.random () * 1000)); let a3 = []; for (let i = 0 ; i < 10 ; i++) a3.push (Math.floor (Math.random () * 1000)); let key = `${a1.join (",")}|${a2.join (",")}|${a3.join (",")}`;
string only + (toString)
let a1 = []; for (let i = 0 ; i < 10 ; i++) a1.push (Math.floor (Math.random () * 1000)); let a2 = []; for (let i = 0 ; i < 10 ; i++) a2.push (Math.floor (Math.random () * 1000)); let a3 = []; for (let i = 0 ; i < 10 ; i++) a3.push (Math.floor (Math.random () * 1000)); let key = a1 + "|" + a2 + "|" + a3;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Join x3
Join x1 with string
Join x1 with arrays
string only
template literal string with arrays
template literal string with join
string only + (toString)

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 6 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36

Browser/OS: Chrome 141 on Windows

View result in a separate tab

Test name	Executions per second
Join x3	1003435.0 Ops/sec
Join x1 with string	800301.6 Ops/sec
Join x1 with arrays	962415.9 Ops/sec
string only	1176855.0 Ops/sec
template literal string with arrays	1145722.6 Ops/sec
template literal string with join	1136297.0 Ops/sec
string only + (toString)	1122381.6 Ops/sec

Related benchmarks:

key creation (version: 1)

Comparing performance of: Join x3 vs Join x1 with string vs Join x1 with arrays vs string only vs template literal string with arrays vs template literal string with join vs string only + (toString)

Created: 6 months ago by: Guest

Jump to the latest result

Join x3

Join x1 with string

Join x1 with arrays

string only

template literal string with arrays

template literal string with join

string only + (toString)

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A