php man page for oci_num_fields

OCI_NUM_FIELDS(3)														 OCI_NUM_FIELDS(3)

oci_num_fields - Returns the number of result columns in a statement

SYNOPSIS
       int oci_num_fields (resource  $statement)

DESCRIPTION
	Gets the number of columns in the given $statement.

PARAMETERS
	      o $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(3) 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>
";
	      }

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

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

	      ?>

NOTES
       Note

	       In  PHP	versions  before  5.0.0  you  must  use  ocinumcols(3)	instead.  This	name  still  can  be used, it was left as alias of
	      oci_num_fields(3) for downwards compatability. This, however, is deprecated and not recommended.

PHP Documentation Group 													 OCI_NUM_FIELDS(3)