dbase_get_header_info

(PHP 5 < 5.3.0, dbase 5, dbase 7)

dbase_get_header_info — Gets the header info of a database

说明

function dbase_get_header_info(resource $database): array

Returns information on the column structure of the given database resource.

参数

database

The database resource, returned by dbase_open() or dbase_create().

返回值

An indexed array with an entry for each column in the database. The array index starts at 0.

Each array element contains an associative array of column information, as described here:

name

The name of the column

type

The human-readable name for the dbase type of the column (i.e. date, boolean, etc.) The supported field types are listed in the introduction section.

length

The number of bytes this column can hold

precision

The number of digits of decimal precision for the column

format

A suggested printf() format specifier for the column

offset

The byte offset of the column from the start of the row

If the database header information cannot be read, false is returned.

更新日志

版本 说明
PECL dbase 7.0.0 database is now a resource instead of an int.

示例

示例 #1 Showing header information for a dBase database file

<?php
// Path to dbase file
$db_path = "/tmp/test.dbf";

// Open dbase file
$dbh = dbase_open($db_path, 0)
  or die("Error! Could not open dbase database file '$db_path'.");

// Get column information
$column_info = dbase_get_header_info($dbh);

// Display information
print_r($column_info);
?>

发现了问题？

了解如何改进此页面 • 提交拉取请求 • 报告一个错误
＋添加备注

用户贡献的备注

此页面尚无用户贡献的备注。