$sql = 'SELECT * FROM vocabulary ORDER BY word_date DESC LIMIT ?, ?';
$lines = $db->query($sql, [$_POST['slimit'], $_POST['limit']]);
public function query($sql, $params = false) {
$query = $this->db->prepare($sql);
if ( $params ) {
$query->execute($params);
}else {
$query->execute();
}
return $query->fetchAll(\PDO::FETCH_ASSOC);
}<script src="/js/file.js?v=1.0.0"></script><script src="/js/file.js?v=1.0.1"></script>
$(<htmlElement>).before($(<beforeHtmlElement>));
// $(<htmlElement>).before(<htmlString>);<htmlElement>.parentNode.insertBefore(<beforeHtmlElement>, <htmlElement>);
// <htmlElement>.insertAdjacentHTML('beforebegin', <htmlString>);public function getVars () {
foreach ($_POST as $key => $value) {
$this->$key = $value;
}
}Есть ли разница и влияет ли она на производительность?
private function validate введите /** и нажмите Enter./**
* @param $file
* @throws Exception
*
**/
private function validate ($file) {$query = $con->query("SELECT name FROM tbl_name WHERE age='21'");
$arr = $query->fetchAll();
echo $arr[0]['name']; //John
echo $arr[1]['name']; //James
// OR
$query = $con->query("SELECT name FROM tbl_name WHERE age='21'");
while ($row = $query->fetch()) {
echo $row['name'];
}