ZipArchive::isEncryptionMethodSupported

(PHP >= 8.0.0, PECL zip >= 1.19.0)

ZipArchive::isEncryptionMethodSupported — Check if a encryption method is supported by libzip

public ZipArchive::isEncryptionMethodSupported ( int $method [, bool $encode = true ] ) : bool

Check if a compression method is supported by libzip.

method: The encryption method, one of the ZipArchive::EM_* constants.
encode: If TRUE check for encryption, else check for decryption.

成功时返回 TRUE，或者在失败时返回 FALSE。

Note:
This function is only available if built against libzip ≥ 1.7.0.

ZipArchive::setEncryptionIndex() - Set the encryption method of an entry defined by its index
ZipArchive::setEncryptionName() - Set the encryption method of an entry defined by its name