Run results for: escaping html 3232

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36

Browser: Chrome 139

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

built in escaping

91/s

escape with regex

30/s

View exact numbers

Test name	Executions per second
✓ built in escaping	91 Ops/sec
escape with regex	30 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

function esc(a, b, i) {
    let { 0: regex, 1: rep } = specialChars[i]
    return`${a.replace(regex, rep)}${typeof b === 'string' ? b.replace(regex, rep) : ''}`
}
function escape1(str) {
    return specialChars.reduce(esc, str)
}
const specialChars = [[/>/g, '&gt;'], [/</g, '&lt;'], [/&(?![#\w]+;)/g, '&amp;'], [/'/g, '&apos;'], [/"/g, '&quot;']]
let n = document.createElement('div')
function escape2(str) {
  n.textContent = str
  return n.innerHTML
}

Tests:

escape with regex
for(let i = 300; i--;) escape1(`<p>&"'hello</p>`.repeat(600))
built in escaping
for(let i = 300; i--;) escape2(`<p>&"'hello</p>`.repeat(600))