//java代码
public static void main(String[] args) {
DecimalFormat myformat = new DecimalFormat();
myformat.applyPattern("##,###.000");
System.out.println(myformat.format(11112345.12345));
} #python
import math
def money_format(value):
# value = "%.2f" % float(value)
if value.replace('.','').isdigit():
value = '%.2f' % round(float(value), 2)
components = str(value).split('.')
if len(components) > 1:
left, right = components
right = '.' + right
else:
left, right = components[0], '' result = ''
while left:
result = left[-3:] + ',' + result
left = left[:-3]
return result.strip(',') + right
else:
return '输入的字符飞非法！！！' //js(来自：http://www.cnblogs.com/leejersey/p/5161207.html)
function money_format(number){
number = number.replace(/\,/g, "");
if(isNaN(number) || number == "")return "";
number = Math.round(number * 100) / 100;
if (number < 0)
return '-' + outputdollars(Math.floor(Math.abs(number) - 0) + '') + outputcents(Math.abs(number) - 0);
else
return outputdollars(Math.floor(number - 0) + '') + outputcents(number - 0);
}
//格式化金额
function outputdollars(number) {
if (number.length <= 3)
return (number == '' ? '' : number);
else {
var mod = number.length % 3;
var output = (mod == 0 ? '' : (number.substring(0, mod)));
for (i = 0; i < Math.floor(number.length / 3); i++) {
if ((mod == 0) && (i == 0))
output += number.substring(mod + 3 * i, mod + 3 * i + 3);
else
output += ',' + number.substring(mod + 3 * i, mod + 3 * i + 3);
}
return (output);
}
}
function outputcents(amount) {
amount = Math.round(((amount) - Math.floor(amount)) * 100);
return (amount < 10 ? '.0' + amount : '.' + amount);
}