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const map = require("extra-map"); var x = new Map([["a", 1], ["b", 2], ["c", 3], ["d", 4], ["e", 5]]); var y = new Map([["b", 2], ["d", 4]]); map.difference$(x, y); x; var x = new Map([["a", 1], ["b", 2], ["c", 3], ["d", 4], ["e", 5]]); var y = new Map([["b", -2], ["d", -4]]); map.difference$(x, y);

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@extra-map/difference-update v2.2.15

Gives entries of map not present in another.

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