(PHP 4 >= 4.0.7, PHP 5)
mcrypt_generic_deinit — This function deinitializes an encryption module
$td
)
This function terminates encryption specified by the encryption
descriptor (td). It clears all buffers, but does
not close the module. You need to call
mcrypt_module_close() yourself. (But PHP does this for
you at the end of the script.)
td
The encryption descriptor.
成功时返回 TRUE， 或者在失败时返回 FALSE。