mcrypt_module_close() – Close Encryption Module (PHP)
The PHP function mcrypt_module_close() releases an opened encryption module by taking a resource descriptor as its argument and returns TRUE on success or FALSE on failure, providing a simple way to clean up cryptographic resources in backend applications.
The bool mcrypt_module_close(resource $td) function closes an encryption module that was previously opened with the mcrypt library.
Parameter $td: The encryption descriptor resource representing the opened module.
Return value
Returns TRUE on successful closure of the module, or FALSE if the operation fails.
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