Presentació php
- 6. Exemple d'operadors <html> <head> <title>Prova d'operadors</title> </head> <body> <?php $variable1 = 10; $variavle2 = 6; $variable3 = ( $variable1 * $variable2 ) / 3; echo $variable3 . “<br>”; $variable4 = “Tecno”; $variable5 = “logia”; echo $variable4 . $variable5; ?> </body> </html>
- 11. Solució activitat <html> <head> <title>Prova taula dinàmica</title> </head> <body> <?php $contador = 1; echo "<table border=1>"; for ($i = 1; $i <= 10; $i++) { echo "<tr>"; for ($j = 1; $j <= 10; $j++) { echo "<td>" . $contador . "</td>"; $contador++; } echo "</tr>"; } echo "</table>"; ?> </body> </html>
- 19. Taula <table border="1" width="600px"> <tr> <td> <b>Autor:</b> </td> <td> <b>Títol:</b> </td> <td> <b>Data:</b> </td> <td> <a href="blog.php?elimina=">Eliminar</a> </td> </tr> <tr> <td colspan="4"> <b>Comentari:</b> <hr> <br><br> </td> </tr> </table>
- 20. Form <form method="post" action="blog.php"> <table border="0"> <tr> <td>Nom:</td><td><input type="text" name="nom" size="20"></td> </tr> <tr> <td>Tema:</td><td><input type="text" name="tema" size="25"></td> </tr> <tr> <td>Comentari:</td> <td><textarea name="comentari" rows="5" cols="50"> </textarea></td> </tr> <tr> <td> </td><td><input type="submit" value="Enviar"></td> </tr> </table> </form>
- 22. Selecció de registres de BD <? require "funcionsBD.php"; $conn = conectaBD ("host","user","pass"); $sql = "SELECT id, nom_autor, titol, comentari, data FROM blog"; $consulta_id = ConsultaBD( "nom_bd", $sql, $conn ); while ( $fila = carregaFilaBD( $consulta_id ) ) { ?> <table border="0" width="600px"> <tr> <td> <b>Autor:</b> <? echo $fila[1]; ?> </td> ... <td> <a href="blog.php?elimina=<? echo $fila[0]; ?>">Eliminar</a> </td> ... </table> <? } desconnectaDB($conn); ?>
- 23. Insertar i borrar de registres a la BD <? require "funcionsBD.php"; $conn = conectaBD ("host","user","pass"); if( $HTTP_POST_VARS ) { $sql = "INSERT INTO blog(nom_autor, titol, comentari, data) VALUES ('" . $HTTP_POST_VARS["nom"] . "', '" . $HTTP_POST_VARS["tema"] . "', '" . $HTTP_POST_VARS["comentari"] . "', CURDATE())"; ConsultaBD( "bd", $sql, $conn ); } if( $HTTP_GET_VARS ) { $sql = "DELETE FROM blog WHERE id=" . $HTTP_GET_VARS["elimina"]; ConsultaBD( "bd", $sql, $conn ); } ?>