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9 lines
429 B
Plaintext
9 lines
429 B
Plaintext
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{
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"name": "is_valid",
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"type": "function",
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"description": "Returns true if a geometry is valid; if it is well-formed in 2D according to the OGC rules.",
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"arguments": [ {"arg":"geom","description":"a geometry"}],
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"examples": [ { "expression":"is_valid(geom_from_wkt('LINESTRING(0 0, 1 1, 2 2, 0 0)'))", "returns":"true"},
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{ "expression":"is_valid(geom_from_wkt('LINESTRING(0 0)'))", "returns":"false"}]
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}
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