Phar::setSignatureAlgorithm set the signature algorithm for a phar and apply it. The &reftitle.description; voidPhar::setSignatureAlgorithm intsigtype &phar.write; set the signature algorithm for a phar and apply it. The signature algorithm must be one of Phar::MD5, Phar::SHA1, Phar::SHA256, Phar::SHA512, or Phar::PGP (pgp not yet supported and falls back to SHA-1). &reftitle.parameters; sigtype One of Phar::MD5, Phar::SHA1, Phar::SHA256, Phar::SHA512, or Phar::PGP &reftitle.returnvalues; &return.void; &reftitle.errors; Throws UnexpectedValueException for many errors, BadMethodCallException if called for a zip- or a tar-based phar archive, and a PharException if any problems occur flushing changes to disk. &reftitle.seealso; Phar::getSupportedSignatures Phar::getSignature