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How to use data from two sheets to create a custom Apps Script function  CALC_TOTAL_COST_WITH_TAX function getTaxRate(category) { const sheets = SpreadsheetApp.getActive().getSheetByName(‘TaxTable’); const taxTable = sheets.getDataRange().getValues(); let tax = 0 taxTable.forEach(val =>{ if (val[0] == category) { tax = val[1]; } }) return tax; } function test(){ Logger.log(getTaxRate(‘Category 1’)) } Category Tax Rate Category 1 … Read more

In this tutorial, we walk you through the creation of a custom formula using Google Apps Script in Google Sheets, allowing you to automatically calculate total costs for items and generate an overall expenditure. Summary: Managing calculations in spreadsheets becomes a breeze with this custom formula: Step 1 – Setup: Step 2 – Writing Code: … Read more

WEIGHTED_AVERAGE  Value Weight 10 0.1 15 0.1 5 1 Result 6.25 Scenario: You want to create a custom Google Sheets formula that calculates the weighted average of values in a specified range, where each value is multiplied by its corresponding weight. Data Table: A B C 1 Value Weight 2 10 0.3 3 15 0.5 … Read more

AVERAGE_ABOVE_THRESHOLD 7 4 9.333333333 6 10.66666667 15 11.33333333 11 8 In this example, we’ll create a custom formula that calculates the average of a range of numbers, excluding any values that are less than a specified threshold. Scenario: You have a range of numbers in column A and a threshold value in cell B1. You … Read more