# Module selenium-webdriver/io/exec

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## Main

exec ( command, opt_options ) ⇒ `!Command`

Parameters
command: `string` The executable to spawn. opt_options: `Options=` The command options.
Returns
The launched command.

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## Type Definitions

code »Options : `{args: (!Array.<string>|undefined), env: (!Object.<string, string>|undefined), stdio: (string|!Array|undefined)}`
A hash with configuration options for an executed command.

- `args` - Command line arguments.
- `env` - Command environment; will inherit from the current process if missing.
- `stdio` - IO configuration for the spawned server process. For more information, refer to the documentation of `child_process.spawn`.