filter specific value from array javascript code example
Example 1: how to filter an array of objects in javascript
let arr=[{id:1,title:'A', status:true}, {id:3,title:'B',status:true}, {id:2, title:'xys', status:true}];
let x = arr.filter((a)=>{if(a.title=='B'){return a}});
console.log(x)
Example 2: filter out arrays js
let newArray = array.filter(function(item) {
return condition;
});
Example 3: 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);