filter using two array of objects
const arr1 = [{id:'1',name:'A'},{id:'2',name:'B'},{id:'3',name:'C'},{id:'4',name:'D'}];
const arr2 = [{id:'1',name:'A',state:'healthy'},{id:'3',name:'C',state:'healthy'}];
const filterByReference = (arr1, arr2) => {
let res = [];
res = arr1.filter(el => {
return !arr2.find(element => {
return element.id === el.id;
});
});
return res;
}
console.log(filterByReference(arr1, arr2));javascript filter array multiple conditions
var filter = {
address: 'England',
name: 'Mark'
};
var users = [{
name: 'John',
email: '[email protected]',
age: 25,
address: 'USA'
},
{
name: 'Tom',
email: '[email protected]',
age: 35,
address: 'England'
},
{
name: 'Mark',
email: '[email protected]',
age: 28,
address: 'England'
}
];
users= users.filter(function(item) {
for (var key in filter) {
if (item[key] === undefined || item[key] != filter[key])
return false;
}
return true;
});
console.log(users)javascript find object in array by multiple property values
let serverProposal = lobby.proposals.find( (p) => p.author == userID && p.isSubmitted == false);Copyright © 2021 Codeinu
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