3 ms·
1995-1999. Strict equality was introduced in ES3 which was first released in December 1999. https://www-archive.mozilla.org/js/language/e262-3.pdf https://www-
by jazzypants 4mo ago
1995-1999. Strict equality was introduced in ES3 which was first released in December 1999.
https://www-archive.mozilla.org/js/language/e262-3.pdf https://www-archive.mozilla.org/js/language/e262-3.pdf
- ricardobeat 4mo agoThe parent said 'before ES6', I suspect they were not thinking of 1999.