# Parameters dialog

The parameters dialog allows the user to set up global variables that are set when an experiment instance is launched.

To add a parameter to your experiment:

  1. Open the Parameters dialog
  2. Enter a valid name for the parameter (identifiers can start with a letter, dollar sign, or underscore)
  3. Select the type of the parameter
  1. If you choose Integer/Decimal, you can set a minimum and maximum value
  2. Set the default value for the parameter
  3. Enter a short description, this will be displayed beside the parameter in the launch dialog
  4. Click the "+" button to add the parameter

The Parameters Dialog

# Video: