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bi publisher using variables for running totals variables are used to store temporary data or do a calculation the following example illustrates how variables are used to calculate running totals the last column here that weamp;#39;ll see on our data will store the totals based on the amount the amount here pertains to a fee on the students account the first step in setting up variables is to insert something known as a placeholder so we go and select a field in this case empal ID that will click on it to open properties and then go to the Advanced tab and replace that tag with the following declaration code Iamp;#39;m just going to go back and give an appropriate display name to this var decl which is the name of my variable just so that it makes sense going to change the font color to make it a little more discernible from anything else on my report now here we see the syntax this part is the required code this part is the name of the variable surrounded in single quotes he