The action will set a variable value based on the manually entered text/expression or selected dimension/measure.
In the “Variable” parameter you can specify a variable name by selecting a variable from the list by clicking the button or entering it manually.
A Qlik expression can be used in the “Variable” parameter by prefixing a variable with an equals sign, e.g.:
=if(someCondition, 'var1', 'var2')
In the “Value” parameter you can manually enter a value or select a dimension/measure by clicking the special button. A Qlik expression can be used by prefixing a value with an equals sign.