# Check if Variable Exists

If the variable supplied exists, the nodes connected to the true output will be run, otherwise the nodes connected to the false output will be run.

| **Field**                         | Description                                                                                                                                                                                    |
| --------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Name of variable to check**     | The name of the variable whose existence is being checked. Do not include the ${} syntax. For example- if the variable name is ${tempVars.myValue}, you would just enter myValue in the field. |
| **What type of variable is this** | Select what type the variable that is being checked is stored as.                                                                                                                              |


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