dfx replica
Use the dfx replica command to start a local canister execution environment (without a web server). This command enables you to deploy canisters locally and to test your dapps during development.
Note that you can only run this command from within the project directory structure. For example, if your project name is hello_world, your current working directory must be the hello_world top-level project directory or one of its subdirectories.
Basic usage
dfx replica [option] [flag]
Flags
You can use the following optional flags with the dfx replica command.
| Flag | Description |
|---|---|
-h, --help | Displays usage information. |
-V, --version | Displays version information. |
--enable-bitcoin | Enables bitcoin integration. |
--enable-canister-http | Enables canister HTTP requests. |
Options
You can use the following option with the dfx replica command.
| Option | Description |
|---|---|
--port port | Specifies the port the local canister execution environment should listen to. |
--bitcoin-node host:port | Specifies the address of a bitcoind node. Implies --enable-bitcoin. |
Examples
You can start the local canister execution environment by running the following command:
dfx replica