insert element in array mongodb code example

Example 1: mongodb insert

db.products.insert( { item: "card", qty: 15 } )

Example 2: insert item into list mongodb

db.col.update(
    { name: 'doc', 'list.id': 2 }, 
    {$push: {'list.$.items': {id: 5, name: 'item5'}}}
)