private function generateSalt()
    {
        $str = '';
        $length = 64;
        $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*(){}[]/|`,.?+-_=:;<> ';
        $count = strlen($chars);
        
        while ($length--) {
            $str .= $chars[mt_rand(0, $count - 1)];
        }
        
        return 'base64:' . base64_encode($str);
    }
private function generateSalt()
    {
        $str = '';
        $length = 64;
        $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*(){}[]/|`,.?+-_=:;<> ';
        $count = strlen($chars);
        
        while ($length--) {
            $str .= $chars[mt_rand(0, $count - 1)];
        }
        
        return 'base64:' . base64_encode($str);
    }
private function generateSalt ( ) { $ str = '' ; $ length = 64 ; $ chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*(){}[]/|`,.?+-_=:;<> ' ; $ count = strlen ( $ chars ) ; while ( $ length -- ) { $ str .= $ chars [ mt_rand ( 0 , $ count - 1 ) ] ; } return 'base64:' . base64_encode ( $ str ) ; }
Generate a Salt Key.

@return string
Generate a Salt Key .