PHP5中文手册·Gets the number of fields of a database -- 追寻梦想＞编程乐园＞PHP 编程

int dbase_numfields ( int $dbase_identifier )

Gets the number of fields (columns) in the specified database.

Note: Field numbers are between 0 and dbase_numfields($db)-1, while record numbers are between 1 and dbase_numrecords($db).

dbase_identifier: The database link identifier, returned by dbase_open() or dbase_create().

The number of fields in the database, or FALSE if an error occurs.

Example#1 dbase_numfields() Example


<?php

$rec = dbase_get_record($db, $recno);
$nf  = dbase_numfields($db);
for ($i = 0; $i < $nf; $i++) {
  echo $rec[$i], "\n";
}

?>


	PHP5中文手册 dbase_get_record dbase_numrecords dBase PHP Manual dbase_numfields (PHP 4, PHP 5) dbase_numfields — Gets the number of fields of a database 说明 int dbase_numfields ( int `$dbase_identifier` ) Gets the number of fields (columns) in the specified database. Note: Field numbers are between 0 and dbase_numfields($db)-1, while record numbers are between 1 and dbase_numrecords($db). 参数 `dbase_identifier` The database link identifier, returned by dbase_open() or dbase_create(). 返回值 The number of fields in the database, or `FALSE` if an error occurs. 范例 Example#1 dbase_numfields() Example `<?php $rec = dbase_get_record($db, $recno); $nf = dbase_numfields($db); for ($i = 0; $i < $nf; $i++) { echo $rec[$i], "\n"; } ?>` 参见 dbase_numrecords() dbase_get_record dbase_numrecords dBase PHP Manual