function includes(subject, search, position) {
    var subjectString = coerceToString(subject);
    var searchString = toString(search);

    if (searchString === null) {
      return false;
    }

    if (searchString === '') {
      return true;
    }

    position = isNil(position) ? 0 : clipNumber(toInteger(position), 0, subjectString.length);
    return subjectString.indexOf(searchString, position) !== -1;
  }
Checks whether `subject` includes `search` starting from `position`.

@function includes
@static
@since 1.0.0
@memberOf Query
@param {string} [subject=''] The string where to search.
@param {string} search The string to search.
@param {number} [position=0] The position to start searching.
@return {boolean} Returns `true` if `subject` includes `search` or `false` otherwise.
@example
v.includes('starship', 'star');
// => true

v.includes('galaxy', 'g', 1);
// => false