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33 lines
1.1 KiB
Plaintext
33 lines
1.1 KiB
Plaintext
{
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"name": "geometry_overlay_contains",
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"type": "function",
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"description": "Performs a spatial join of type CONTAINS. This returns an array of results of an expression evaluated on features from an other layer that CONTAIN the current feature.",
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"arguments": [
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{
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"arg": "layer",
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"description": "the other layer"
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},
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{
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"arg": "expression",
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"description": "an optional expression to evaluate on the features from the other layer (if not set, the function will just return a boolean indicating whether there is at least one match)",
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"optional": true
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},
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{
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"arg": "filter",
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"description": "an optional expression to filter the matching features (if not set, all features will be returned)",
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"optional": true
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},
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{
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"arg": "limit",
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"description": "an optional integer to limit the number of matching features (if not set, all features will be returned)",
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"optional": true
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}
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],
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"examples": [
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{
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"expression": "geometry_overlay_contains('regions', name)",
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"returns": "['South Africa', 'Africa', 'World']"
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}
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]
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}
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