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@froddd

froddd/index.html

Created December 11, 2019 19:22
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JS Bin // source https://jsbin.com/qivaqog
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>JS Bin</title>
</head>
<body>
<script id="jsbin-javascript">
const ids = ['a', 'd', 'e'];
const products = [
{ id: 'a', related: ['b', 'c']},
{ id: 'b', related: ['c']},
{ id: 'd', related: ['b']},
{ id: 'e', related: ['a', 'b']}
];
const result = products
.filter(product => ids.includes(product.id))
.reduce((accu, product) => {
product.related.forEach(p => {
if (!ids.includes(p) && !accu.includes(p)) accu.push(p);
})
return accu;
}, [])
console.log(result);
</script>
<script id="jsbin-source-javascript" type="text/javascript">const ids = ['a', 'd', 'e'];
const products = [
{ id: 'a', related: ['b', 'c']},
{ id: 'b', related: ['c']},
{ id: 'd', related: ['b']},
{ id: 'e', related: ['a', 'b']}
];
const result = products
.filter(product => ids.includes(product.id))
.reduce((accu, product) => {
product.related.forEach(p => {
if (!ids.includes(p) && !accu.includes(p)) accu.push(p);
})
return accu;
}, [])
console.log(result);</script></body>
</html>
Raw
jsbin.qivaqog.js
const ids = ['a', 'd', 'e'];
const products = [
{ id: 'a', related: ['b', 'c']},
{ id: 'b', related: ['c']},
{ id: 'd', related: ['b']},
{ id: 'e', related: ['a', 'b']}
];
const result = products
.filter(product => ids.includes(product.id))
.reduce((accu, product) => {
product.related.forEach(p => {
if (!ids.includes(p) && !accu.includes(p)) accu.push(p);
})
return accu;
}, [])
console.log(result);
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