oci_field_type

Returns a field's data type name

&reftitle.description; ``string``int``false```oci_field_type` `resource` `statement` ``string``int```column`

Returns a field's data type name.

&reftitle.parameters;

`statement`

- A valid OCI statement identifier.

`column`

- Can be the field's index (1-based) or name.

&reftitle.returnvalues;

Returns the field data type as a &string; or an &integer;,&return.falseforfailure;

&reftitle.examples;

### `oci_field_type` example

    <?php

    // Create the table with:
    //   CREATE TABLE mytab (number_col NUMBER, varchar2_col varchar2(1),
    //                       clob_col CLOB, date_col DATE);

    $conn = oci_connect("hr", "hrpwd", "localhost/XE");
    if (!$conn) {
        $m = oci_error();
        trigger_error(htmlentities($m['message']), E_USER_ERROR);
    }

    $stid = oci_parse($conn, "SELECT * FROM mytab");
    oci_execute($stid, OCI_DESCRIBE_ONLY); // Use OCI_DESCRIBE_ONLY if not fetching rows

    echo "<table border=\"1\">\n";
    echo "<tr>";
    echo "<th>Name</th>";
    echo "<th>Type</th>";
    echo "<th>Length</th>";
    echo "</tr>\n";

    $ncols = oci_num_fields($stid);

    for ($i = 1; $i <= $ncols; $i++) {
        $column_name  = oci_field_name($stid, $i);
        $column_type  = oci_field_type($stid, $i);
        $column_size  = oci_field_size($stid, $i);

        echo "<tr>";
        echo "<td>$column_name</td>";
        echo "<td>$column_type</td>";
        echo "<td>$column_size</td>";
        echo "</tr>\n";
    }

    echo "</table>\n";

    // Outputs:
    //    Name           Type       Length
    //    NUMBER_COL    NUMBER        22
    //    VARCHAR2_COL  VARCHAR2       1
    //    CLOB_COL      CLOB        4000
    //    DATE_COL      DATE           7

    oci_free_statement($stid);
    oci_close($conn);

    ?>

&reftitle.seealso;

- `oci_num_fields`
- `oci_field_name`
- `oci_field_size`