how to start my mongodb server locally on mac code example

Example 1: install mongodb on mac

brew install mongodb-community@4.2
#Step 2

Example 2: mongodb installation on mac

//Starts Mongdb server @ mongodb://127.0.0.1:27017/
brew services start mongodb-community@4.2
mongod --config /usr/local/etc/mongod.conf --fork
ps aux | grep -v grep | grep mongod
mongo