略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: SolrDisMaxQuery::setBoostFunction

2024-12-22

SolrDisMaxQuery::setBoostFunction

(No version information available, might only be in Git)

SolrDisMaxQuery::setBoostFunctionSets a Boost Function (bf parameter)

说明

public SolrDisMaxQuery::setBoostFunction(string $function): SolrDisMaxQuery

Sets Boost Function (bf parameter).

Functions (with optional boosts) that will be included in the user's query to influence the score. Any function supported natively by Solr can be used, along with a boost value. e.g.:

recip(rord(myfield),1,2,3)^1.5

参数

function

返回值

SolrDisMaxQuery

范例

示例 #1 SolrDisMaxQuery::setBoostFunction() example

<?php

$dismaxQuery 
= new SolrDisMaxQuery('lucene');

$boostRecentDocsFunction "recip(ms(NOW,mydatefield),3.16e-11,1,1)";
$dismaxQuery->setBoostFunction($boostRecentDocsFunction);

echo 
$dismaxQuery.PHP_EOL;

?>

以上例程的输出类似于:

q=lucene&defType=edismax&bf=recip(ms(NOW,mydatefield),3.16e-11,1,1)
add a noteadd a note

User Contributed Notes

There are no user contributed notes for this page.

官方地址:https://www.php.net/manual/en/solrdismaxquery.setboostfunction.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3