mssql_num_fields
(PHP 4, PHP 5, PECL odbtp >= 1.1.1)
mssql_num_fields — Gets the number of fields in result
Warning
This function was REMOVED in PHP 7.0.0.
Alternatives to this function include:
说明
mssql_num_fields (
resource
$result ) :
int
mssql_num_fields() returns the number of fields in a result set.
参数
-
result -
The result resource that is being evaluated. This result comes from a call to mssql_query().
返回值
Returns the number of fields, as an integer.
范例
Example #1 mssql_num_fields() example
<?php
// Connect to MSSQL and select the database
$link = mssql_connect('KALLESPC\SQLEXPRESS', 'sa', 'phpfi');
mssql_select_db('php', $link);
// Select some data from our database
$data = mssql_query('SELECT [name], [age] FROM [php].[dbo].[persons]');
// Construct a table
echo '<table border="1">';
$header = false;
// Iterate through returned results
while ($row = mssql_fetch_array($data)) {
// Build the table header
if (!$header) {
echo '<thead>';
echo '<tr>';
for ($i = 1; ($i + 1) <= mssql_num_fields($data); ++$i) {
echo '<td>' . ucfirst($row[$i]) . '</td>';
}
echo '</tr>';
echo '</thead>';
echo '<tbody>';
$header = true;
}
// Build the row
echo '<tr>';
foreach($row as $value) {
echo '<td>' . $value . '</td>';
}
echo '</tr>';
}
// Close table
echo '</tbody>';
echo '</table>';
// Clean up
mssql_free_result($data);
mssql_close($link);
?>
参见
- mssql_query() - Send MS SQL query
- mssql_fetch_field() - Get field information
- mssql_num_rows() - Gets the number of rows in result
