array.filter in typescript code example
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"]
},
];
const filterArray=array.filter(word=>word.team==="red")
Example 3: how to use filter in typescript
var numbers = [1, 3, 6, 8, 11];
var lucky = numbers.filter(function(number) {
return number > 7;
});
Example 4: typescript filter list by property
const object = {
firstAttribute: 'firstValue',
secondAttribute: 'secondValue'
};
objectList.filter(o -> o.firstAttribute === 'firstValue');
Example 5: filter typescript
this.booksByStoreID = this.books.filter(book => book.store_id === this.store.id);