let arr_obj = [
{ id: 1, language: 'javascript' },
{ id: 2, language: 'node.js' },
{ id: 3, language: 'typescript' },
{ id: 4, language: 'php' },
];
arr_obj = arr_obj.filter(obj => {
return obj.id === 2;
});
console.log(arr_obj);
/*
run:
[ { id: 2, language: 'node.js' } ]
*/