Run results for: replace vs splitjoin

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 Safari/537.36

Browser: Chrome 64

Operating system: Windows 7

Device Platform: Other

Date tested: 2024 years ago

Test name	Executions per second
a	935605.6 Ops/sec
b	422298.0 Ops/sec
c	1682489.0 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 str.
                        replace(/&/g, '&amp;').
                        replace(/</g, '&lt;').
                        replace(/>/g, '&gt;').
                        replace(/"/g, '&quot;').
                        replace(/'/g, '&#039;');
                    return '';
                };
var e2 = function (str) {
                    if (str) return str
                      .split('&').join('&amp;')
                      .split('<').join('&lt;')
                      .split('>').join('&gt;')
                      .split('"').join('&quot;')
                      .split("'").join('&#039;');
                    return '';
                };
var e3 = function (str) {
                    if (str) return str.
                        replace('&', '&amp;').
                        replace('<', '&lt;').
                        replace('>', '&gt;').
                        replace('"', '&quot;').
                        replace("'", '&#039;');
                    return '';
                };

Tests:

a
e(str);
b
e2(str);
c
e3(str);