phpjs/functions/strings/str_getcsv.js

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function str_getcsv(input, delimiter, enclosure, escape) {
  // From: http://phpjs.org/functions
  // +   original by: Brett Zamir (http://brett-zamir.me)
  // *     example 1: str_getcsv('"abc", "def", "ghi"');
  // *     returns 1: ['abc', 'def', 'ghi']
  var output = [];
  var backwards = function(str) { // We need to go backwards to simulate negative look-behind (don't split on
    //an escaped enclosure even if followed by the delimiter and another enclosure mark)
    return str.split('').reverse().join('');
  };
  var pq = function(str) { // preg_quote()
    return (str + '').replace(/([\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g, '\\$1');
  };

  delimiter = delimiter || ',';
  enclosure = enclosure || '"';
  escape = escape || '\\';

  input = input.replace(new RegExp('^\\s*' + pq(enclosure)), '').replace(new RegExp(pq(enclosure) + '\\s*$'), '');

  // PHP behavior may differ by including whitespace even outside of the enclosure
  input = backwards(input).split(new RegExp(pq(enclosure) + '\\s*' + pq(delimiter) + '\\s*' + pq(enclosure) + '(?!' + pq(escape) + ')', 'g')).reverse();

  for (var i = 0; i < input.length; i++) {
    output.push(backwards(input[i]).replace(new RegExp(pq(escape) + pq(enclosure), 'g'), enclosure));
  }

  return output;
}