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<MongoDB\Driver\Server::isPassiveMongoDB\Driver\Server::isSecondary>
^MongoDB\Driver\ServerLast updated: Mon, 26 Oct 2026

MongoDB\Driver\Server::isPrimary

(mongodb >=1.0.0)

MongoDB\Driver\Server::isPrimary — Checks if this server is a primary member of a replica set

Description

final public function MongoDB\Driver\Server::isPrimary(): bool

Returns whether this server is a » primary member of a replica set.

Parameters

This function has no parameters.

Return Values

Returns true if this server is a primary member of a replica set, and false otherwise.

Errors/Exceptions

See Also


<MongoDB\Driver\Server::isPassiveMongoDB\Driver\Server::isSecondary>
^MongoDB\Driver\ServerLast updated: Mon, 26 Oct 2026