mhash_count
(PHP 4, PHP 5)
mhash_count — Get the highest available hash id
说明
int mhash_count
( void
)
Gets the highest available hash id.
返回值
Returns the highest available hash id. Hashes are numbered from 0 to this hash id.
范例
Example#1 Traversing all hashes
<?php
$nr = mhash_count();
for ($i = 0; $i <= $nr; $i++) {
echo sprintf("The blocksize of %s is %d\n",
mhash_get_hash_name($i),
mhash_get_block_size($i));
}
?>
