turn a non-degenerate formatted monetary amount and convert it to a number

currency-to-number.js

var input = [
  '$10.000,00',
  '$10,000.00',
  '$10,000.00 ',
  '$10,,,000.00 ',
  '$10,0,0,0.00 ',
  '$10,000',
  '$10,000',
  '$10000',
  '10000',
  10000,
];

input.map(function(s) {
  return parseFloat(
    String(s)
    .replace(/\D/g, '-')
    .split('-')
    .filter(Boolean)
    .map(function(part, i, a) {
      if (i === a.length-1 && part.length === 2) {
        return  '.' + part;
      }
      return part;
    }).join('')
  );
}).map(function(r, i) {
  console.log(String(input[i]), '=>', r);
})