Returns the number of result columns in a statement

oci_num_fields

(PHP 5, PECL OCI8 >= 1.1.0)

oci_num_fields — Returns the number of result columns in a statement

Description

int oci_num_fields ( resource $statement )

Gets the number of columns in the given statement.

Parameters

statement: A valid OCI statement identifier.

Return Values

Returns the number of columns as an integer, or FALSE on errors.

Examples

Example #1 oci_num_fields() example


<?php
$conn = oci_connect("scott", "tiger");
$stmt = oci_parse($conn, "select * from emp");

oci_execute($stmt);

while (oci_fetch($stmt)) {
    echo "\n";
    $ncols = oci_num_fields($stmt);
    for ($i = 1; $i <= $ncols; $i++) {
        $column_name  = oci_field_name($stmt, $i);
        $column_value = oci_result($stmt, $i);
        echo $column_name . ': ' . $column_value . "\n";
    }
    echo "\n";
}

oci_free_statement($stmt);
oci_close($conn);
?>

Notes

Note:
In PHP versions before 5.0.0 you must use ocinumcols() instead. This name still can be used, it was left as alias of oci_num_fields() for downwards compatability. This, however, is deprecated and not recommended.