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PHP5中文手册

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";
}

?>