PHP Manual
SphinxClient
Set anchor point for a geosphere distance calculations

SphinxClient::setGeoAnchor

(PECL sphinx >= 0.1.0)

SphinxClient::setGeoAnchor — Set anchor point for a geosphere distance calculations

说明

public SphinxClient::setGeoAnchor ( string $attrlat , string $attrlong , float $latitude , float $longitude ) : bool

Sets anchor point for a geosphere distance (geodistance) calculations and enables them.

Once an anchor point is set, you can use magic "@geodist" attribute name in your filters and/or sorting expressions.

参数

attrlat: Name of a latitude attribute.
attrlong: Name of a longitude attribute.
latitude: Anchor latitude in radians.
longitude: Anchor longitude in radians.

返回值

成功时返回 TRUE，或者在失败时返回 FALSE。

参见

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