Run results for: String concatenation vs array join [previous author fucked up in more ways than one]

Run details:

User agent: Mozilla/5.0 (Android 13; Mobile; rv:109.0) Gecko/116.0 Firefox/116.0

Browser: Firefox Mobile 116

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Script Preparation code:

var i;

Tests:

String concatentation
var str = ""; var sArr = []; for (i = 0; i < 1000; i++) { str += "String concatenation. "; }
Array join
var str = ""; var sArr = []; for (i = 0; i < 1000; i++) { sArr[i] = "String concatenation. "; } str = sArr.join("");
Array join (w/ push)
var str = ""; var sArr = []; for (i = 0; i < 1000; i++) { sArr.push("String concatenation. "); } str = sArr.join("");