Created
August 2, 2019 03:35
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数字金额大写转换
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//数字金额大写转换(可以处理整数,小数,负数) */ | |
var digitUppercase = function (n) { | |
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 ? '负' : ''; | |
n = Math.abs(n); | |
var s = ''; | |
for (var i = 0; i < fraction.length; i++) { | |
if (i == 0) { | |
s += (digit[Math.floor(n * 10 * Math.pow(10, i)) % 10] + fraction[i]).replace(/零./, ''); | |
} | |
else { | |
s += (digit[Math.round(n * 10 * Math.pow(10, i)) % 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'); | |
}; |
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