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TypeScript - get Map size
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In this article, we would like to show you how to get Map size in TypeScript.
Quick solution:
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myMap.size;
In this example, we use Map size property accessor to get the number of elements in a Map object.
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const myMap = new Map<string, string>([2
['key1', 'value1'],3
['key2', 'value2'],4
['key3', 'value3'],5
]);6
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const size: number = myMap.size;8
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console.log(size); // 3Output:
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3