locutus
Version:
Locutus other languages' standard libraries to JavaScript for fun and educational purposes
16 lines (15 loc) • 649 B
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.strpos = strpos;
function strpos(haystack, needle, offset) {
// discuss at: https://locutus.io/php/strpos/
// parity verified: PHP 8.3
// original by: Kevin van Zonneveld (https://kvz.io)
// improved by: Onno Marsman (https://twitter.com/onnomarsman)
// improved by: Brett Zamir (https://brett-zamir.me)
// bugfixed by: Daniel Esteban
// example 1: strpos('Kevin van Zonneveld', 'e', 5)
// returns 1: 14
const i = (haystack + '').indexOf(needle, offset || 0);
return i === -1 ? false : i;
}