币种大写算法(js)

export function RMBFitter(n){
/**金额大写的转换 */
var fraction = ['角', '分'];
var digit = ['零', '壹', '贰', '叁', '肆', '伍', '陆', '柒', '捌', '玖'];
var unit = [ ['元', '万', '亿'], ['', '拾', '佰', '仟'] ];
//var head = n < 0? '欠': '';
n = Math.abs(n);
var s = '';
for (var i = 0; i < fraction.length; i++)
{
// console.log(digit[Math.floor(n * 10 * Math.pow(10, i)) % 10] + fraction[i]);
s += (digit[Math.floor(n * Math.pow(10, i+1)) % 10] + fraction[i]).replace(/零./, '');
}
s = s || '整';
n = Math.floor(n);
for (var i = 0; i < unit[0].length && n > 0; i++)
{
var p = '';
for (var j = 0; j < unit[1].length && n > 0; j++)
{
p = digit[n % 10] + unit[1][j] + p;
n = Math.floor(n / 10);
}
s = p.replace(/(零.)*零$/, '').replace(/^$/, '零') + unit[0][i] + s;
}
//return head + s.replace(/(零.)*零元/, '元').replace(/(零.)+/g, '零').replace(/^整$/, '零元整');
var result = s.replace(/(零.)*零元/, '元').replace(/(零.)+/g, '零').replace(/^整$/, '零元整');
if(result.indexOf('分')>0&&result.indexOf('角')<0){
result = result.replace(/元/g, '元零');
}
return result;
}

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转载自www.cnblogs.com/cx709452428/p/9759528.html