PHP-SQL
<p> Output in learning <br>
There may be some mistakes … </ p>
Connect to database h3>
$ host ='';
$ username ='mysql username';
$ password ='mysql password';
$ dbname ='';
$ charset ='utf8';
// DSN string for mysql
$ dsn ='mysql: dbname ='. $ dbname.'; Host ='. $ Host.'; charset ='. $ charset;
try {
$ dbh = new PDO ($ dsn, $ username, $ password, array (PDO :: MYSQL_ATTR_INIT_COMMAND =>'SET NAMES utf8mb4'));
$ dbh-> setAttribute (PDO :: ATTR_ERRMODE, PDO :: ERRMODE_EXCEPTION);
$ dbh-> setAttribute (PDO :: ATTR_EMULATE_PREPARES, false);
Do the processing
} catch (PDOException $ e) {
echo'An error occurred during database processing. Reason:'. $ E-> getMessage ();
}
Connect to DB and register data in table h4>
```php
$ host ='';
$ username ='mysql username';
$ password ='mysql password';
$ dbname ='';
$ charset ='utf8';
// DSN string for mysql
$ dsn ='mysql: dbname ='. $ dbname.'; Host ='. $ Host.'; charset ='. $ charset;
try {
$ dbh = new PDO ($ dsn, $ username, $ password, array (PDO :: MYSQL_ATTR_INIT_COMMAND =>'SET NAMES utf8mb4'));
$ dbh-> setAttribute (PDO :: ATTR_ERRMODE, PDO :: ERRMODE_EXCEPTION);
$ dbh-> setAttribute (PDO :: ATTR_EMULATE_PREPARES, false);
Do the processing
} catch (PDOException $ e) {
echo'An error occurred during database processing. Reason:'. $ E-> getMessage ();
}