Example 1: angular array filter typescript
ngOnInit() {
this.booksByStoreID = this.books.filter(
book => book.store_id === this.store.id);
}
Example 2: who to accses to an object vallue inside an array with .filter method js
const array = [
{
username: "john",
team: "red",
score: 5,
items: ["ball", "book", "pen"]
},
{
username: "becky",
team: "blue",
score: 10,
items: ["tape", "backpack", "pen"]
},
{
username: "susy",
team: "red",
score: 55,
items: ["ball", "eraser", "pen"]
},
{
username: "tyson",
team: "green",
score: 1,
items: ["book", "pen"]
},
];
//FILTER MEMBERS IN TEAM "RED"
const filterArray=array.filter(word=>word.team==="red")
Example 3: filter javascript array
var words = ['spray', 'limit', 'elite', 'exuberant', 'destruction', 'present'];
const result = words.filter(word => word.length > 6);
console.log(result);
Example 4: array filter
const words = ['spray', 'limit', 'elite', 'exuberant', 'destruction', 'present'];
const result = words.filter(word => word.length > 6);
console.log(result);
// expected output: Array ["exuberant", "destruction", "present"]
Example 5: javascript array filter
run.addEventListener("click", function () {
let array = [];
people.forEach((elem) => {
// elem before age to target
if (elem.age > 18) {
array.push(elem); // each array elem > 18 is "pushed" inside the new array
// console.log(array); nope : messes things up
} else {
(""); // no need to declare this through console.log
}
});
console.log(array); //and there you have it : filtered array
});
Example 6: js filter items by index
let newArray = arr.filter(callback(element[, index, [array]])[, thisArg])