PHP5中文手册·Sets sorting criteria -- 追寻梦想＞编程乐园＞PHP 编程

说明

void yaz_sort ( resource $id , string $criteria )

This function sets sorting criteria and enables Z39.50 Sort.

Call this function before yaz_search(). Using this function alone does not have any effect. When used in conjunction with yaz_search(), a Z39.50 Sort will be sent after a search response has been received and before any records are retrieved with Z39.50 Present (yaz_present().

参数

id

The connection resource returned by yaz_connect().

criteria

A string that takes the form field1 flags1 field2 flags2 where field1 specifies the primary attributes for sort, field2 seconds, etc..

The field specifies either a numerical attribute combinations consisting of type=value pairs separated by comma (e.g. 1=4,2=1) ; or the field may specify a plain string criteria (e.g. title. The flags is a sequence of the following characters which may not be separated by any white space.

a: Sort ascending
d: Sort descending
i: Case insensitive sorting
s: Case sensitive sorting

返回值

无返回值。

范例

Example#1 Sort Criterias

To sort on Bib1 attribute title, case insensitive, and ascending you would use the following sort criteria:

1=4 ia

If the secondary sorting criteria should be author, case sensitive and ascending you would use:

1=4 ia 1=1003 sa


	PHP5中文手册 yaz_set_option yaz_syntax YAZ PHP Manual yaz_sort (PHP 4 >= 4.0.7, PECL yaz:0.9-1.0.9) yaz_sort — Sets sorting criteria 说明 void yaz_sort ( resource `$id` , string `$criteria` ) This function sets sorting criteria and enables Z39.50 Sort. Call this function before yaz_search(). Using this function alone does not have any effect. When used in conjunction with yaz_search(), a Z39.50 Sort will be sent after a search response has been received and before any records are retrieved with Z39.50 Present (yaz_present(). 参数 `id` The connection resource returned by yaz_connect(). `criteria` A string that takes the form field1 flags1 field2 flags2 where field1 specifies the primary attributes for sort, field2 seconds, etc.. The field specifies either a numerical attribute combinations consisting of type=value pairs separated by comma (e.g. 1=4,2=1) ; or the field may specify a plain string criteria (e.g. title. The flags is a sequence of the following characters which may not be separated by any white space. Sort Flags a Sort ascending d Sort descending i Case insensitive sorting s Case sensitive sorting 返回值无返回值。范例 Example#1 Sort Criterias To sort on Bib1 attribute title, case insensitive, and ascending you would use the following sort criteria: 1=4 ia If the secondary sorting criteria should be author, case sensitive and ascending you would use: 1=4 ia 1=1003 sa yaz_set_option yaz_syntax YAZ PHP Manual