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cursor.map()

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cursor.map(function)
Important
mongosh Method

This is a mongosh method. This is not the documentation for Node.js or other programming language specific driver methods.

In most cases, mongosh methods work the same way as the legacy mongo shell methods. However, some legacy methods are unavailable in mongosh.

For the legacy mongo shell documentation, refer to the documentation for the corresponding MongoDB Server release:

For MongoDB API drivers, refer to the language specific MongoDB driver documentation.

Applies function to each document visited by the cursor and collects the return values from successive application into an array.

The cursor.map() method has the following parameter:

Parameter
Type
Description
function
function
A function to apply to each document visited by the cursor.
db.users.find().map( function(u) { return u.name; } );
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