# Test variable

Use this part to compare the value of a variable against another value or variable. Click on the values on either side of the equals sign to edit them.

Key points:

- After adding the Test variable part from the Parts library, click on the equals sign in the middle of the part to select from a list of possible comparisons.
- You can change the arrangement of the outputs (Y or N) in the Properties pane.

## See also:

- Test input
- Test bit
- Using flowcharts parts