array-subset

Write a function that checks if one array is a subset of another array.

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Input 1:

const source = [5, 6, 4];
const subset = [4, 5, 6];
arraySubset(source, subset);

Output 1:

true

Input 2:

const source = [5, 5, 5, 4];
const subset = [5, 4, 4];
arraySubset(source, subset);

Output 2:

false

Input 3:

const source = [5, 4];
const subset = [4, 6, 5];
arraySubset(source, subset);

Output 3:

false

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