(PECL sphinx >= 0.1.0)
SphinxClient::buildExcerpts — Build text snippets
$docs
, string $index
, string $words
[, array $opts
] )Connects to searchd, requests it to generate excerpts (snippets) from the given documents, and returns the results.
docsArray of strings with documents' contents.
indexIndex name.
wordsKeywords to highlight.
optsAssociative array of additional highlighting options (see below).
| Option | Description |
|---|---|
| "before_match" | A string to insert before a keyword match. Default is "<b>". |
| "after_match" | A string to insert after a keyword match. Default is "</b>". |
| "chunk_separator" | A string to insert between snippet chunks (passages). Default is " ... ". |
| "limit" | Maximum snippet size, in symbols (codepoints). Integer, default is 256. |
| "around" | How much words to pick around each matching keywords block. Integer, default is 5. |
| "exact_phrase" | Whether to highlight exact query phrase matches only instead of
individual keywords. Boolean, default is FALSE. |
| "single_passage" | Whether to extract single best passage only. Boolean, default is FALSE. |
Returns array of snippets on success 或者在失败时返回 FALSE.