Substitute

gistfile1.js

/**
 * Substitute {d} with passed arguments
 * @example substitute('key is {0} and value is {1}', 'some_key', 'some_value');
 * @param string {String} initial string
 * @returns {String} modified string
 */
var substitute = function (string) {
  if (!string) {
    return '';
  }
  var values = _.rest(arguments);
  var result = string;
  _.each(values, function (value, index) {
    var reg = new RegExp('\\{' + index + '\\}');
    result = result.replace(reg, value);
  });
  return result;
}