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20 lines
445 B
Markdown
20 lines
445 B
Markdown
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# hashmap_put
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This function returns the length of a [util/map/hashmap](https://openhome.cc/eGossip/OpenSCAD/lib3x-hashmap.html).
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**Since:** 3.0
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## Parameters
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- `map` : The original map.
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## Examples
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use <util/map/hashmap.scad>;
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use <util/map/hashmap_put.scad>;
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use <util/map/hashmap_get.scad>;
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m1 = hashmap([["k1", 10], ["k2", 20], ["k3", 30]]);
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m2 = hashmap_put(m1, "k4", 40);
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assert(hashmap_get(m2, "k4") == 40);
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