JavaScript 判断两个数字相等(在误差范围内) - acwong00/blog GitHub Wiki
function numbersCloseEnoughToEqual(n1, n2) {
return Math.abs(n1 - n2) < Number.EPSILON
}
Number.EPSILON
为常量,值为 2^-52
function numbersCloseEnoughToEqual(n1, n2) {
return Math.abs(n1 - n2) < Number.EPSILON
}
Number.EPSILON
为常量,值为 2^-52