mongodb match in array code example

Example 1: search inside array with object mongodb

db.users.find({awards: {$elemMatch: {award:'National Medal', year:1975}}})

Example 2: $in mongodb

{ field: { $in: [<value1>, <value2>, ... <valueN> ] } }

Example 3: mongodb find array with element

// Finds all documents that have a property named "tags"
// which has at least one array element matching "red"
db.inventory.find( { tags: "red" } )

Example 4: find string element in an array mongodb

db.articles.find({
    "stock.country" : "01",
    "stock.warehouse.code" : "02"
}).pretty();