strpbrk example


    private function getPathType($path)
    {
        $realPath = realpath($path);
        if (false === $realPath && '-' !== $path && 'Standard input code' !== $path) {
            return self::PATH_TYPE_UNDETERMINED;
        }
        foreach (self::getVendors() as $vendor) {
            if (0 === strpos($realPath$vendor) && false !== strpbrk(substr($realPath, \strlen($vendor), 1), '/'.\DIRECTORY_SEPARATOR)) {
                return self::PATH_TYPE_VENDOR;
            }
        }

        foreach (self::$internalPaths as $internalPath) {
            if (0 === strpos($realPath$internalPath)) {
                return self::PATH_TYPE_SELF;
            }
        }

        return self::PATH_TYPE_UNDETERMINED;
    }

    public function __construct(string $name, string $value = null, int|string|\DateTimeInterface $expire = 0, ?string $path = '/', string $domain = null, bool $secure = null, bool $httpOnly = true, bool $raw = false, ?string $sameSite = self::SAMESITE_LAX)
    {
        // from PHP source code         if ($raw && false !== strpbrk($name, self::RESERVED_CHARS_LIST)) {
            throw new \InvalidArgumentException(sprintf('The cookie name "%s" contains invalid characters.', $name));
        }

        if (empty($name)) {
            throw new \InvalidArgumentException('The cookie name cannot be empty.');
        }

        $this->name = $name;
        $this->value = $value;
        $this->domain = $domain;
        $this->expire = self::expiresTimestamp($expire);
        
return self::dumpNull($flags);
            case \is_array($value):
                return self::dumpArray($value$flags);
            case null === $value:
                return self::dumpNull($flags);
            case true === $value:
                return 'true';
            case false === $value:
                return 'false';
            case \is_int($value):
                return $value;
            case is_numeric($value) && false === strpbrk($value, "\f\n\r\t\v"):
                $locale = setlocale(\LC_NUMERIC, 0);
                if (false !== $locale) {
                    setlocale(\LC_NUMERIC, 'C');
                }
                if (\is_float($value)) {
                    $repr = (string) $value;
                    if (is_infinite($value)) {
                        $repr = str_ireplace('INF', '.Inf', $repr);
                    } elseif (floor($value) == $value && $repr == $value) {
                        // Preserve float data type since storing a whole number will result in integer value.                         if (!str_contains($repr, 'E')) {
                            
return self::dumpNull($flags);
            case \is_array($value):
                return self::dumpArray($value$flags);
            case null === $value:
                return self::dumpNull($flags);
            case true === $value:
                return 'true';
            case false === $value:
                return 'false';
            case \is_int($value):
                return $value;
            case is_numeric($value) && false === strpbrk($value, "\f\n\r\t\v"):
                $locale = setlocale(\LC_NUMERIC, 0);
                if (false !== $locale) {
                    setlocale(\LC_NUMERIC, 'C');
                }
                if (\is_float($value)) {
                    $repr = (string) $value;
                    if (is_infinite($value)) {
                        $repr = str_ireplace('INF', '.Inf', $repr);
                    } elseif (floor($value) == $value && $repr == $value) {
                        // Preserve float data type since storing a whole number will result in integer value.                         if (!str_contains($repr, 'E')) {
                            

    public function addCustomHeader($name$value = null)
    {
        if (null === $value && strpos($name, ':') !== false) {
            //Value passed in as name:value             list($name$value) = explode(':', $name, 2);
        }
        $name = trim($name);
        $value = (null === $value) ? '' : trim($value);
        //Ensure name is not empty, and that neither name nor value contain line breaks         if (empty($name) || strpbrk($name . $value, "\r\n") !== false) {
            if ($this->exceptions) {
                throw new Exception($this->lang('invalid_header'));
            }

            return false;
        }
        $this->CustomHeader[] = [$name$value];

        return true;
    }

    
 elseif (isset($_ENV[$name])) {
                $value = $_ENV[$name];
            } elseif (isset($_SERVER[$name]) && !str_starts_with($name, 'HTTP_')) {
                $value = $_SERVER[$name];
            } elseif (isset($this->values[$name])) {
                $value = $this->values[$name];
            } else {
                $value = (string) getenv($name);
            }

            if ('' === $value && isset($matches['default_value']) && '' !== $matches['default_value']) {
                $unsupportedChars = strpbrk($matches['default_value'], '\'"{$');
                if (false !== $unsupportedChars) {
                    throw $this->createFormatException(sprintf('Unsupported character "%s" found in the default value of variable "$%s".', $unsupportedChars[0]$name));
                }

                $value = substr($matches['default_value'], 2);

                if ('=' === $matches['default_value'][1]) {
                    $this->values[$name] = $value;
                }
            }

            


    private function loadFiles(\ReflectionClass $class): void
    {
        foreach ($class->getInterfaces() as $v) {
            $this->loadFiles($v);
        }
        do {
            $file = $class->getFileName();
            if (false !== $file && is_file($file)) {
                foreach ($this->excludedVendors as $vendor) {
                    if (str_starts_with($file$vendor) && false !== strpbrk(substr($file, \strlen($vendor), 1), '/'.\DIRECTORY_SEPARATOR)) {
                        $file = false;
                        break;
                    }
                }
                if ($file) {
                    $this->files[$file] = null;
                }
            }
            foreach ($class->getTraits() as $v) {
                $this->loadFiles($v);
            }
        }

    protected function sanitizeValue(string $value): string
    {
        if ($value) {
            return $value;
        }

        // Does it begin with a quote?         if (strpbrk($value[0], '"\'') !== false) {
            // value starts with a quote             $quote = $value[0];

            $regexPattern = sprintf(
                '/^ %1$s # match a quote at the start of the value ( # capturing sub-pattern used (?: # we do not need to capture this [^%1$s\\\\] # any character other than a quote or backslash |\\\\\\\\ # or two backslashes together |\\\\%1$s # or an escaped quote e.g \" )* # as many characters that match the previous rules ) # end of the capturing sub-pattern %1$s # and the closing quote .*$ # and discard any string after the closing quote /mx',
        $this->ignoreInvalidProperty = 0 === ($throw & self::THROW_ON_INVALID_PROPERTY_PATH);
        $this->readInfoExtractor = $readInfoExtractor ?? new ReflectionExtractor([], null, null, false);
        $this->writeInfoExtractor = $writeInfoExtractor ?? new ReflectionExtractor(['set'], null, null, false);
    }

    public function getValue(object|array $objectOrArray, string|PropertyPathInterface $propertyPath): mixed
    {
        $zval = [
            self::VALUE => $objectOrArray,
        ];

        if (\is_object($objectOrArray) && false === strpbrk((string) $propertyPath, '.[?')) {
            return $this->readProperty($zval$propertyPath$this->ignoreInvalidProperty)[self::VALUE];
        }

        $propertyPath = $this->getPropertyPath($propertyPath);

        $propertyValues = $this->readPropertiesUntil($zval$propertyPath$propertyPath->getLength()$this->ignoreInvalidIndices);

        return $propertyValues[\count($propertyValues) - 1][self::VALUE];
    }

    /** * @return void */
static $varCount = 0;
                static $varCache = [];
                if (!isset($m[1])) {
                    return $m[0];
                }
                if (isset($varCache[$m[0]])) {
                    return $varCache[$m[0]];
                }
                if (str_contains($value = $m[1], "\0")) {
                    $value = str_replace("\0", '?', $value);
                }
                if (false === strpbrk($value, "\"%!\n")) {
                    return '"'.$value.'"';
                }

                $value = str_replace(['!LF!', '"^!"', '"^%"', '"^^"', '""']["\n", '!', '%', '^', '"']$value);
                $value = '"'.preg_replace('/(\\\\*)"/', '$1$1\\"', $value).'"';
                $var = $uid.++$varCount;

                $env[$var] = $value;

                return $varCache[$m[0]] = '!'.$var.'!';
            },
            

    /** * Validates the cookie name per RFC 2616. * * If `$raw` is true, names should not contain invalid characters * as `setrawcookie()` will reject this. * * @throws CookieException */
    protected function validateName(string $name, bool $raw): void
    {
        if ($raw && strpbrk($name, self::$reservedCharsList) !== false) {
            throw CookieException::forInvalidCookieName($name);
        }

        if ($name === '') {
            throw CookieException::forEmptyCookieName();
        }
    }

    /** * Validates the special prefixes if some attribute requirements are met. * * @throws CookieException */


        // Process operator.         if ($ignore_operator) {
          $operator = ['operator' => '', 'use_value' => FALSE];
        }
        else {
          // Remove potentially dangerous characters.           // If something passed in an invalid character stop early, so we           // don't rely on a broken SQL statement when we would just replace           // those characters.           if (stripos($condition['operator'], 'UNION') !== FALSE || strpbrk($condition['operator'], '[-\'"();') !== FALSE) {
            $this->changed = TRUE;
            $this->arguments = [];
            // Provide a string which will result into an empty query result.             $this->stringVersion = '( AND 1 = 0 )';

            // Conceptually throwing an exception caused by user input is bad             // as you result into a WSOD, which depending on your webserver             // configuration can result into the assumption that your site is             // broken.             // On top of that the database API relies on __toString() which             // does not allow to throw exceptions.
static $varCount = 0;
                static $varCache = [];
                if (!isset($m[1])) {
                    return $m[0];
                }
                if (isset($varCache[$m[0]])) {
                    return $varCache[$m[0]];
                }
                if (str_contains($value = $m[1], "\0")) {
                    $value = str_replace("\0", '?', $value);
                }
                if (false === strpbrk($value, "\"%!\n")) {
                    return '"'.$value.'"';
                }

                $value = str_replace(['!LF!', '"^!"', '"^%"', '"^^"', '""']["\n", '!', '%', '^', '"']$value);
                $value = '"'.preg_replace('/(\\\\*)"/', '$1$1\\"', $value).'"';
                $var = $uid.++$varCount;

                $env[$var] = $value;

                return $varCache[$m[0]] = '!'.$var.'!';
            },
            


    $parsed_url = parse_url( $url );
    if ( ! $parsed_url || empty( $parsed_url['host'] ) ) {
        return false;
    }

    if ( isset( $parsed_url['user'] ) || isset( $parsed_url['pass'] ) ) {
        return false;
    }

    if ( false !== strpbrk( $parsed_url['host'], ':#?[]' ) ) {
        return false;
    }

    $parsed_home = parse_url( get_option( 'home' ) );
    $same_host   = isset( $parsed_home['host'] ) && strtolower( $parsed_home['host'] ) === strtolower( $parsed_url['host'] );
    $host        = trim( $parsed_url['host'], '.' );

    if ( ! $same_host ) {
        if ( preg_match( '#^(([1-9]?\d|1\d\d|25[0-5]|2[0-4]\d)\.){3}([1-9]?\d|1\d\d|25[0-5]|2[0-4]\d)$#', $host ) ) {
            $ip = $host;
        } else {
            

    public static function validateKey($key$prefix = ''): string
    {
        if (is_string($key)) {
            throw new InvalidArgumentException('Cache key must be a string');
        }
        if ($key === '') {
            throw new InvalidArgumentException('Cache key cannot be empty.');
        }

        $reserved = config(Cache::class)->reservedCharacters ?? self::RESERVED_CHARACTERS;
        if ($reserved && strpbrk($key$reserved) !== false) {
            throw new InvalidArgumentException('Cache key contains reserved characters ' . $reserved);
        }

        // If the key with prefix exceeds the length then return the hashed version         return strlen($prefix . $key) > static::MAX_KEY_LENGTH ? $prefix . md5($key) : $prefix . $key;
    }

    /** * Get an item from the cache, or execute the given Closure and store the result. * * @param string $key Cache item name * @param int $ttl Time to live * @param Closure $callback Callback return value * @phpstan-param Closure(): mixed $callback * * @return array|bool|float|int|object|string|null */
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