(PECL solr >= 0.9.2)
SolrQuery::getHighlightFragsize — Returns the number of characters of fragments to consider for highlighting
public SolrQuery::getHighlightFragsize ([ string $field_override ] ) : int
Returns the number of characters of fragments to consider for highlighting. Zero implies no fragmenting. The entire field should be used.
field_override
The name of the field
Returns an integer on success or null if not set.
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https://www.php.net/manual/en/solrquery.gethighlightfragsize.php