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oci_num_fields

oci_num_fields

Returns the number of result columns in a statement

int **oci_num_fields** resource $statement

Gets the number of columns in the given . statement

statementA valid OCI statement identifier.

Returns the number of columns as an . int

Voorbeeld: example

<?php

// Create the table with:
//   CREATE TABLE mytab (id NUMBER, quantity NUMBER);

$conn = oci_connect("hr", "hrpwd", "localhost/XE");
if (!$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

$ncols = oci_num_fields($stid);
for ($i = 1; $i <= $ncols; $i++) {
    echo oci_field_name($stid, $i) . " " . oci_field_type($stid, $i) . "<br>\n";
}

// Outputs:
//    ID NUMBER
//    QUANTITY NUMBER

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

?>
Vorige ← oci_new_descriptor Volgende oci_num_rows →

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