processDataOptions = function processDataOptions(key, value) {
            // Replace camel case with dashes.
            var dashKey = key.replace(/([A-Z])/g, function ($1) {
              return "-".concat($1.toLowerCase());
            });
            if (dashKey.indexOf(editableDataPrefix) === 0) {
              editableOptions[dashKey.replace(editableDataPrefix, 'data-')] = value;
            }
          }
@author zhixin wen <wenzhixin2010@gmail.com>
extensions: https://github.com/vitalets/x-editable