<head>
<meta name="Description" content="...">
</head>
for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { for (int k = 0; k < n; k++) { array[i][j][k] = i + j + k; } } }
$tab = array(); for ($i = 0; $i < 10; $i++) { $tab[$i] = rand(-100, 100); } foreach ($tab as $x) { if ($x < 0) echo "$x "; }
WHEREGROUP BY
ORDER BY
HAVINGlet x = 5; let y = '10'; console.log(x + y);
| <p>pierwszy paragraf</p> <p>drugi paragraf</p> <p>trzeci paragraf</p> ... |
innerHTMLdocument.write()window.alert()MessageBox()classboolcharfloat
PHP
<?php
$tablica=array(10=>"Perl",14=>"PHP",20=>"Python",22=>"Pike");
asort($tablica);
print("<pre>");
print_r($tablica);
print("</pre>");
?>
| <script> var x = 10; x++; console.log(x); </script> |
CREATE USER, aby nie utworzyć konta, gdy już istnieje?CREATE USER 'anna'@'localhost' IDENTIFIED BY 'haslo';
CREATE USER OR DROP 'anna'@'localhost' IDENTIFIED BY 'haslo';
CREATE USER IF NOT EXISTS 'anna'@'localhost' IDENTIFIED BY 'haslo';
CREATE OR REPLACE USER 'anna'@'localhost' IDENTIFIED BY 'haslo';
GRANT ALL PRIVILEGES ON klienci TO pracownik| <script> document.write(Math.round(4.51)+Math.pow(2,3)); </script> |