2013-09-15 16:00:28 +02:00

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<h3>distance function</h3>
Returns the minimum distance (based on spatial ref) between two geometries in projected units.
<h4>Syntax</h4>
<pre>distance( $geometry , $geometry)</pre>
<h4>Arguments</h4>
geometry &rarr; geometry
geometry &rarr; geometry
<h4>Example</h4>
<pre> distance( geomFromWKT( 'POINT(4 4)' ) , geomFromWKT( 'POINT(4 8)' )) &rarr; returns 4</pre>