voku / Stringy

   *

   * @return static <p>Object with its $str prefixed by the $substring.</p>

   */

  public function ensureLeft(string $substring): self

  {

    $stringy = static::create($this->str, $this->encoding);

    if (!$stringy->startsWith($substring)) {

      $stringy->str = $substring . $stringy->str;

    }

    return $stringy;

  }

  /**

   * Returns true if the string begins with $substring, false otherwise. By

   *

   * @return static <p>Object with its $str suffixed by the $substring.</p>

   */

  public function ensureRight(string $substring): self

  {

    $stringy = static::create($this->str, $this->encoding);

    if (!$stringy->endsWith($substring)) {

      $stringy->str .= $substring;

    }

    return $stringy;

  }

  /**

   * Returns true if the string ends with $substring, false otherwise. By