Js阿拉伯数字转换为汉字

function SectionToChinese(section) {
    var chnNumChar = ["零", "一", "二", "三", "四", "五", "六", "七", "八", "九"];
    var chnUnitSection = ["", "万", "亿", "万亿", "亿亿"];
    var chnUnitChar = ["", "十", "百", "千"];
    var strIns = '', chnStr = '';
    var unitPos = 0;
    var zero = true;
    while (section > 0) {
        var v = section % 10;
        if (v === 0) {
            if (!zero) {
                zero = true;
                chnStr = chnNumChar[v] + chnStr;
            }
        } else {
            zero = false;
            strIns = chnNumChar[v];
            strIns += chnUnitChar[unitPos];
            chnStr = strIns + chnStr;
        }
        unitPos++;
        section = Math.floor(section / 10);
    }
    return chnStr;
}