[PHP加密]②--Crypt

Paste_Image.png Paste_Image.png

<?php
header("content-type:text/html;charset=utf-8");
echo crypt('imooc');//变
echo "<hr/>";
echo crypt('imooc', 'im');//不变 imAqJS/wYeLho
echo "<hr/>";
if (CRYPT_STD_DES) {
    echo "DES标准算法:" . crypt("imooc", "this is a test");//只取前两位th
    //thBDocQPPusJQ
}
echo "<hr/>";
if (CRYPT_MD5) {
    echo "MD5加密:" . crypt("imooc", '$1$imooc show$');
    //$1$imooc sh$Y0Q5d7KWr5cxTsVkhmNXb0
}
?>

Paste_Image.png