Run results for: replace vs splitjoin

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Browser: Chrome 67

Operating system: Windows

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
a	725390.4 Ops/sec
b	382957.8 Ops/sec

Script Preparation code:

var str='Стэн против сил зла (2 сезон 1-8 серия из 8) (2017) WEB-DL 720p | Newstudio [AVC]';
var e = function (str) {
                    if (str) return String(str).
                        replace(/&/g, '&amp;').
                        replace(/</g, '&lt;').
                        replace(/>/g, '&gt;').
                        replace(/"/g, '&quot;').
                        replace(/'/g, '&#039;');
                    return '';
                };
var e2 = function (str) {
                    if (str) return String(str)
                      .split('&').join('&amp;')
                      .split('<').join('&lt;')
                      .split('>').join('&gt;')
                      .split('"').join('&quot;')
                      .split("'").join('&#039;');
                    return '';
                };

Tests:

a
e(str);
b
e2(str);