php query return
,Return Values ¶ Returns FALSE on failure. For successful SELECT, SHOW, DESCRIBE or EXPLAIN queries mysqli_query() will return a mysqli_result object. For other successful queries mysqli_query() will return TRUE . ,If the column name has been aliased ('select foo as bar from...'), use the alias instead of the column name. If undefined, the first field is retrieved. Return Values ¶. ,Returns an array that corresponds to the fetched row and moves the internal data pointer ahead. ... Example #1 Query with aliased duplicate field names. ,PDO::query() executes an SQL statement in a single function call, returning the result set (if any) returned by the statement as a PDOStatement object. ,Returns a numerical array that corresponds to the fetched row and moves the ... <?php $result = mysql_query("SELECT id,email FROM people WHERE id = '42'"); ,$mysqli -> connect_error; exit(); } // Perform query if ($result = $mysqli -> query("SELECT * FROM Persons")) echo "Returned rows are: " . $result -> num_rows; ,If there are more than zero rows returned, the function fetch_assoc() puts all the results into an associative array that we can loop through. The while() loop loops ... , php function myfunction() $sql = "SELECT * FROM mytable"; $result = $conn->query($sql); } ?> How to echo the field1 and field 2? because i ...
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 php query return 相關參考資料
PHP: mysql_query - Manual - PHP.net
https://www.php.net mysqli::query - Manual - PHP
Return Values ¶ Returns FALSE on failure. For successful SELECT, SHOW, DESCRIBE or EXPLAIN queries mysqli_query() will return a mysqli_result object. For other successful queries mysqli_query() will r... https://www.php.net mysql_result - Manual - PHP
If the column name has been aliased ('select foo as bar from...'), use the alias instead of the column name. If undefined, the first field is retrieved. Return Values ¶. https://www.php.net mysql_fetch_array - Manual - PHP
Returns an array that corresponds to the fetched row and moves the internal data pointer ahead. ... Example #1 Query with aliased duplicate field names. https://www.php.net PDO::query - Manual - PHP
PDO::query() executes an SQL statement in a single function call, returning the result set (if any) returned by the statement as a PDOStatement object. https://www.php.net mysql_fetch_row - Manual - PHP
Returns a numerical array that corresponds to the fetched row and moves the ... <?php $result = mysql_query("SELECT id,email FROM people WHERE id = '42'"); https://www.php.net PHP mysqli query() Function - W3Schools
$mysqli -> connect_error; exit(); } // Perform query if ($result = $mysqli -> query("SELECT * FROM Persons")) echo "Returned rows are: " . $result -> num_rows; https://www.w3schools.com PHP MySQL Select Data - W3Schools
If there are more than zero rows returned, the function fetch_assoc() puts all the results into an associative array that we can loop through. The while() loop loops ... https://www.w3schools.com function that return query result - Stack Overflow
php function myfunction() $sql = "SELECT * FROM mytable"; $result = $conn->query($sql); } ?> How to echo the field1 and field 2? because i ... https://stackoverflow.com |