Na}{

File Content: `class.u.string.php`

<?php
defined('ABSPATH') || defined('DUPXABSPATH') || exit;
/**
 * Utility class working with strings
 *
 * Standard: PSR-2
 * @link http://www.php-fig.org/psr/psr-2
 *
 * @package DUP
 * @subpackage classes/utilities
 * @copyright (c) 2017, Snapcreek LLC
 * @license	https://opensource.org/licenses/GPL-3.0 GNU Public License
 *
 */
class DUP_STR
{

    /**
     * Append the value to the string if it doesn't already exist
     *
     * @param string $string The string to append to
     * @param string $value The string to append to the $string
     *
     * @return string Returns the string with the $value appended once
     */
    public static function appendOnce($string, $value)
    {
        return $string.(substr($string, -1) == $value ? '' : $value);
    }

    /**
     * Returns true if the string contains UTF8 characters
     * @see http://php.net/manual/en/function.mb-detect-encoding.php
     *
     * @param string  $string     The class name where the $destArray exists
     *
     * @return null
     */
    public static function hasUTF8($string)
    {
        return preg_match('%(?:
            [\xC2-\xDF][\x80-\xBF]        # non-overlong 2-byte
            |\xE0[\xA0-\xBF][\x80-\xBF]               # excluding overlongs
            |[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}      # straight 3-byte
            |\xED[\x80-\x9F][\x80-\xBF]               # excluding surrogates
            |\xF0[\x90-\xBF][\x80-\xBF]{2}    # planes 1-3
            |[\xF1-\xF3][\x80-\xBF]{3}                  # planes 4-15
            |\xF4[\x80-\x8F][\x80-\xBF]{2}    # plane 16
            )+%xs', $string);
    }

    /**
     * Returns true if the $needle is found in the $haystack
     *
     * @param string  $haystack     The full string to search in
     * @param string  $needle       The string to for
     *
     * @return bool
     */
    public static function contains($haystack, $needle)
    {
        $pos = strpos($haystack, $needle);
        return ($pos !== false);
    }

    /**
     * Returns true if the $haystack string starts with the $needle
     *
     * @param string  $haystack     The full string to search in
     * @param string  $needle       The string to for
     *
     * @return bool Returns true if the $haystack string starts with the $needle
     */
    public static function startsWith($haystack, $needle)
    {
        $length = strlen($needle);
        return (substr($haystack, 0, $length) === $needle);
    }

    /**
     * Returns true if the $haystack string ends with the $needle
     *
     * @param string  $haystack     The full string to search in
     * @param string  $needle       The string to for
     *
     * @return bool Returns true if the $haystack string ends with the $needle
     */
    public static function endsWith($haystack, $needle)
    {
        $length = strlen($needle);
        if ($length == 0) {
            return true;
        }
        return (substr($haystack, -$length) === $needle);
    }


}

Name	Size	Permission
JsonSerializable.php	577 bytes	0644
LimitStream.php	4209 bytes	0644
article-modified-time-presenter.php	609 bytes	0644
base.php	2793 bytes	0644
class-sitemaps-admin.php	3665 bytes	0644
class-tracking-server-data.php	1989 bytes	0644
class-wpseo-statistics.php	1443 bytes	0644
class.archive.config.php	1364 bytes	0644
class.db.php	7236 bytes	0644
class.pack.database.php	30838 bytes	0644
class.snaplib.u.net.php	1831 bytes	0644
class.u.json.php	4832 bytes	0644
class.u.multisite-20260622063853.php	907 bytes	0644
class.u.multisite.php	907 bytes	0644
class.u.php	27146 bytes	0644
class.u.scancheck.php	5179 bytes	0644
class.u.shell.php	1322 bytes	0644
class.u.string-20260623090340.php	3081 bytes	0644
class.u.string.php	3081 bytes	0644
class.u.validator.php	5903 bytes	0644
class.u.zip.php	6054 bytes	0644
class.web.services.php	7748 bytes	0644
ctrl.package.php	17073 bytes	0644
define.php	4567 bytes	0644
elFinderPlugin-20260705182242.php	3331 bytes	0644
elFinderPlugin.php	3331 bytes	0644
elFinderVolumeLocalFileSystem.class-20260623050500-20260705194237.php	48544 bytes	0644
elFinderVolumeLocalFileSystem.class-20260623050500.php	48544 bytes	0644
elFinderVolumeLocalFileSystem.class.php	48544 bytes	0644
exceptions.php	708 bytes	0644
flexible-widget.php	11167 bytes	0644
image-helper.php	10231 bytes	0644
index.php	14 bytes	0644
loco.php	5626 bytes	0644
loco.xml	657 bytes	0644
manager.php	14659 bytes	0644
meta-fields-presenter.php	1600 bytes	0644
module.php	1297 bytes	0644
quick-edit-handler-1650.js	1848 bytes	0644
recovery.php	1146 bytes	0644
setup.php	2699 bytes	0644
uninstall.php	4401 bytes	0644
wordpress-seojs-ar.json	25925 bytes	0644
wordpress-seojs-uk.json	26506 bytes	0644

File Content: class.u.string.php

File Content: `class.u.string.php`