voku / Stringy

   *

   * @return static <p>Object having a $str without the prefix $substring.</p>

   */

  public function removeLeft(string $substring): self

  {

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

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

      $substringLength = UTF8::strlen($substring, $stringy->encoding);

      return $stringy->substr($substringLength);

    }

    return $stringy;

  }

  /**

   * Returns a new string with the suffix $substring removed, if present.

   *

   * @return static <p>Object having a $str without the suffix $substring.</p>

   */

  public function removeRight(string $substring): self

  {

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

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

      $substringLength = UTF8::strlen($substring, $stringy->encoding);

      return $stringy->substr(0, $stringy->length() - $substringLength);

    }

    return $stringy;

  }

  /**

   * Returns a repeated string given a multiplier.