php man page for fbsql_data_seek

FBSQL_DATA_SEEK(3)							 1							FBSQL_DATA_SEEK(3)

fbsql_data_seek - Move internal result pointer

SYNOPSIS
       bool fbsql_data_seek (resource  $result, int  $row_number)

DESCRIPTION
	Moves  the internal row pointer of the FrontBase result associated with the specified result identifier to point to the specified row num-
       ber.

	The next call to fbsql_fetch_row(3) would return that row.

PARAMETERS
	      o $
		result -A result identifier returned by fbsql_query(3) or fbsql_db_query(3).

	      o $row_number
		- The row number. Starts at 0.

RETURN VALUES
	Returns TRUE on success or FALSE on failure.

EXAMPLES
       Example #1

	      fbsql_data_seek(3) example

	      <?php
	      $link = fbsql_pconnect("localhost", "_SYSTEM", "secret")
		  or die("Could not connect");

	      fbsql_select_db("samp_db")
		  or die("Could not select database");

	      $query = "SELECT last_name, first_name FROM friends;";
	      $result = fbsql_query($query)
		  or die("Query failed");

	      // fetch rows in reverse order

	      for ($i = fbsql_num_rows($result) - 1; $i >=0; $i--) {
		  if (!fbsql_data_seek($result, $i)) {
		      printf("Cannot seek to row %d
", $i);
		      continue;
		  }

		  if (!($row = fbsql_fetch_object($result)))
		      continue;

		  echo $row->last_name . $row->first_name . "<br />
";
	      }

	      fbsql_free_result($result);
	      ?>

PHP Documentation Group 													FBSQL_DATA_SEEK(3)