function Header::parse

Parse an array of header values containing ";" separated data into an array of associative arrays representing the header key value pair data of the header. When a parameter does not contain a value, but just contains a key, this function will inject a key with a '' string value.

Parameters

string|array $header Header to parse into components.:

File

vendor/guzzlehttp/psr7/src/Header.php, line 17

Class

Header

Namespace

GuzzleHttp\Psr7

Code

public static function parse($header) : array {
    static $trimmed = "\"'  \n\t\r";
    $params = $matches = [];
    foreach ((array) $header as $value) {
        foreach (self::splitList($value) as $val) {
            $part = [];
            foreach (preg_split('/;(?=([^"]*"[^"]*")*[^"]*$)/', $val) ?: [] as $kvp) {
                if (preg_match_all('/<[^>]+>|[^=]+/', $kvp, $matches)) {
                    $m = $matches[0];
                    if (isset($m[1])) {
                        $part[trim($m[0], $trimmed)] = trim($m[1], $trimmed);
                    }
                    else {
                        $part[] = trim($m[0], $trimmed);
                    }
                }
            }
            if ($part) {
                $params[] = $part;
            }
        }
    }
    return $params;
}