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dbase_numfields

dbase_numfields

(PHP 4, PHP 5)

dbase_numfieldsGets 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], " ";
}

?>

参见


  • dbase_add_record
  • dbase_close
  • dbase_create
  • dbase_delete_record
  • dbase_get_header_info
  • dbase_get_record
  • dbase_get_record_with_names
  • dbase_numfields
  • dbase_numrecords
  • dbase_open
  • dbase_pack
  • dbase_replace_record
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