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13 lines
437 B
Plaintext
13 lines
437 B
Plaintext
<h3>symDifference function</h3>
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Returns a geometry that represents the portions of a and b that do not intersect.
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<h4>Syntax</h4>
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<pre>symDifference( geometry a, geometry b)</pre>
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<h4>Arguments</h4>
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geometry → geometry
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geometry → geometry
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<h4>Example</h4>
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<pre> geomToWKT( symDifference( geomFromWKT( 'LINESTRING(3 3 , 4 4 , 5 5)' ) , geomFromWKT( 'LINESTRING(3 3 , 8 8)' )) ) → returns LINESTRING(5 5, 8 8)</pre>
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