PHP/PHP함수
sprintf(), hash(), uniqid();
자연과벗하다
2017. 11. 13. 15:44
<?php
header("Content-Type: text/html; charset=UTF-8");
$data = sprintf("%04d%02d%02d",2017,8,02);
echo $data;
echo "<br />";
echo "<br />";
echo "<br />";
echo hash('MD5','test')."<br />";
echo hash('SHA256','test')."<br />";
echo hash('SHA256',uniqid(rand(),1))."<br />";
echo "<br />";
echo "<br />";
echo "<br />";
echo uniqid()."<br />";
echo uniqid("",1)."<br />";
echo uniqid(rand())."<br />";
echo uniqid(rand(),1)."<br />";
?>