let arr=[{id:1,title:'A', status:true}, {id:3,title:'B',status:true}, {id:2, title:'xys', status:true}];
//find where title=B
let x = arr.filter((a)=>{if(a.title=='B'){return a}});
console.log(x)//[{id:3,title:'B',status:true}]var array = ['Jane','Donna','Jim','Kate']
var objects = [{name:'Jane', age:25},{name:'Jim', age:30}]
//finds the items in the array that have names within the array of objects.
var filtered = array.filter(r => objects.findIndex(obj => obj.name == r) > -1 )
console.log(filtered)var array = ['cat','dog','fish','goat']
var objects = [{pet:'cat', color:'brown'},{pet:'dog', color:'black'},{pet:'gecko', color:'green'}]
//finds the objects that match something in the list with the key pet.
var filteredObjects = objects.filter(function(obj){
return array.indexOf((obj.pet).toString()) > -1;
});
console.log(filteredObjects)let people = [
{ name: "Steve", age: 27, country: "America" },
{ name: "Jacob", age: 24, country: "America" }
];
let filteredPeople = people.filter(function (currentElement) {
// the current value is an object, so you can check on its properties
return currentElement.country === "America" && currentElement.age < 25;
});
console.log(filteredPeople);
// [{ name: "Jacob", age: 24, country: "America" }]
var arr = [1,2,3,4],
brr = [2,4],
res = arr.filter(f => !brr.includes(f));
console.log(res);const myArray = [{ userid: "100", projectid: "10", rowid: "0" }, { userid: "101", projectid: "11", rowid: "1"}, { userid: "102", projectid: "12", rowid: "2" }, { userid: "103", projectid: "13", rowid: "3" }, { userid: "101", projectid: "10", rowid: "4" }];
const myFilter = [{ userid: "101", projectid: "11" }, { userid: "102", projectid: "12" }, { userid: "103", projectid: "11"}];
const myArrayFiltered = myArray.filter((el) => {
return myFilter.some((f) => {
return f.userid === el.userid && f.projectid === el.projectid;
});
});
console.log(myArrayFiltered);