sqlsrv_num_fields

Retrieves the number of fields (columns) on a statement

&reftitle.description; `mixed` `sqlsrv_num_fields` `resource` `stmt`

Retrieves the number of fields (columns) on a statement.

&reftitle.parameters;

`stmt`

- The statement for which the number of fields is returned. `sqlsrv_num_fields` can be called on a statement before or after statement execution.

&reftitle.returnvalues;

Returns the number of fields on success. Returns &false; otherwise.

&reftitle.examples;

### `sqlsrv_num_fields` example

    <?php
    $serverName = "serverName\sqlexpress";
    $connectionInfo = array( "Database"=>"dbName", "UID"=>"username", "PWD"=>"password");
    $conn = sqlsrv_connect( $serverName, $connectionInfo);
    if( $conn === false ) {
       die( print_r( sqlsrv_errors(), true));
    }

    $sql = "SELECT * FROM Table_1";
    $stmt = sqlsrv_query($conn, $sql);
    if( $stmt === false) {
       die( print_r( sqlsrv_errors(), true));
    }

    $numFields = sqlsrv_num_fields( $stmt );

    while( sqlsrv_fetch( $stmt )) {
       // Iterate through the fields of each row.
       for($i = 0; $i < $numFields; $i++) {
          echo sqlsrv_get_field($stmt, $i)." ";
       }
       echo "<br />";
    }
    ?>

&reftitle.seealso;

- `sqlsrv_field_metadata`
- `sqlsrv_fetch`
- `sqlsrv_get_field`