(PHP 4 >= 4.0.2, PHP 5, PHP 7)
mcrypt_enc_is_block_mode — Checks whether the opened mode outputs blocks
$td
)
Tells whether the opened mode outputs blocks (e.g. TRUE
for cbc and ecb,
and FALSE
for cfb and stream).
td
The encryption descriptor.
Returns TRUE
if the mode outputs blocks of bytes,
or FALSE
if it outputs just bytes.