_math-sign.js 184 Bytes Raw Blame History Permalink 1 2 3 4 5 // 20.2.2.28 Math.sign(x) module.exports = Math.sign || function sign(x) { // eslint-disable-next-line no-self-compare return (x = +x) == 0 || x != x ? x : x < 0 ? -1 : 1; };