SolrUtils::escapeQueryChars

(PECL solr >= 0.9.2)

SolrUtils::escapeQueryChars — Escapes a lucene query string

public static SolrUtils::escapeQueryChars(string $str): string|false

Lucene supports escaping special characters that are part of the query syntax.

The current list special characters are:

+ - && || ! ( ) { } [ ] ^ " ~ * ? : \ /

These characters are part of the query syntax and must be escaped

Returns the escaped string 或者在失败时返回 false.