Run results for: string concat 3 ways

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36

Browser: Chrome 92

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Script Preparation code:

var foo = 'foo';
var bar = 'bar';
var baz = 'baz';
var arr = [foo, bar, baz];

Tests:

Create Array and Join
var i = 10000; while (i--) { var str = [foo, bar, baz].join(' '); }
Array join only
var i = 10000; while (i--) { var str = arr.join(' '); }
es6
var i = 10000; while (i--) { var str = `${foo} ${bar} ${baz}`; }
old school
var i = 10000; while (i--) { var str = foo + ' ' + bar + ' ' + baz; }
Update array and join;
var i = 10000; var updateArr = []; while (i--) { updateArr[0] = foo; updateArr[1] = bar; updateArr[2] = baz; var str = updateArr.join(' '); }