filter array condition javascript code example
Example 1: filter in js
const filterThisArray = ["a","b","c","d","e"]
console.log(filterThisArray)
const filteredThatArray = filterThisArray.filter((item) => item!=="e")
console.log(filteredThatArray)
Example 2: js filter object of objects
const fruits = {
apple: {
qty: 300,
color: "green",
name: "apple",
price: 2
},
banana: {
qty: 130,
color: "yellow",
name: "banana",
price: 3
},
orange: {
qty: 120,
color: "orange",
name: "orange",
price: 1.5
},
melon: {
qty: 70,
color: "yellow",
name: "melon",
price: 5
}
};
const map = (obj, fun) =>
Object.entries(obj).reduce(
(prev, [key, value]) => ({
...prev,
[key]: fun(key, value)
}),
{}
);
const myFruits = map(fruits, (_, fruit) => fruit.color);