filter method

1arrayName.filter(item => item.value ==='value here' )

1const array = [  {    username: "john",    team: "red",    score: 5,    items: ["ball", "book", "pen"]
2  },
3  {
4    username: "becky",
5    team: "blue",
6    score: 10,
7    items: ["tape", "backpack", "pen"]
8  },
9  {
10    username: "susy",
11    team: "red",
12    score: 55,
13    items: ["ball", "eraser", "pen"]
14  },
15  {
16    username: "tyson",
17    team: "green",
18    score: 1,
19    items: ["book", "pen"]
20  },
21
22];
23//FILTER MEMBERS IN TEAM "RED"
24const filterArray=array.filter(word=>word.team==="red")

1var words = ['spray', 'limit', 'elite', 'exuberant', 'destruction', 'present'];
2
3const result = words.filter(word => word.length > 6);
4
5console.log(result);

1function objectFilter = (obj, predicate) => 
2    Object.keys(obj)
3          .filter( key => predicate(obj[key]) )
4          .reduce( (res, key) => (res[key] = obj[key], res), {} );
5
6// Example use:
7var scores = {
8    John: 2, Sarah: 3, Janet: 1
9};
10
11var filtered = objectFilter(scores, num => num > 1); 
12console.log(filtered);

1const words = ['spray', 'limit', 'elite', 'exuberant', 'destruction', 'present'];
2
3const result = words.filter(word => word.length > 6);
4
5console.log(result);
6// expected output: Array ["exuberant", "destruction", "present"]

1function filter(array, test) {
2  let passed = [];
3  for (let element of array) {
4    if (test(element)) {
5      passed.push(element);
6    }
7  }
8  return passed;
9}
10
11console.log(filter(SCRIPTS, script => script.living));
12// → [{name: "Adlam", …}, …]