mhash_count

(PHP 4, PHP 5, PHP 7)

mhash_count — Gets 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));
}
?>