(PECL sphinx >= 0.1.0)
SphinxClient::setIndexWeights — Set per-index weights
public SphinxClient::setIndexWeights ( array $weights ) : bool
Sets per-index weights and enables weighted summing of match weights across different indexes.
weights
An associative array mapping string index names to integer weights. Default is empty array, i.e. weighting summing is disabled.
Returns true on success or false on failure.
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https://www.php.net/manual/en/sphinxclient.setindexweights.php