取值范围

Posted 2020-11-02 thekiterunner

// 扩大范围 向上取整
function ceilRange(temperature) {
    var tem;
    if (temperature > 0) {
        return Math.ceil(temperature * 1.2);
    }
    if (temperature < 0) {
        return Math.ceil(temperature * 0.8);
    }
    if (temperature == 0) {
        return 0;
    }
}

//扩大范围 向下取整
function floorRange(temperature) {
    if (temperature > 0) {
        return Math.floor(temperature * 0.8);
    }
    if (temperature < 0) {
        return Math.floor(temperature * 1.2);
    }
    if (temperature == 0) {
        return 0;
    }
}