JSPM

Import the "getColumnSum" function into your component or service by adding the following code:

import { getColumnSum } from 'jkg-array-column-sum';

Call the "getColumnSum" function with a array, column names like ['column-name-1','column-name-2',...] & format type: to get total value, like this:

Test Cases for method:

var data = [ ['id','date','Amount'], ['1','111','123'], ['2','121','13'] ];

var result = getColumnSum(data,[],false) // By default it will consider defined columns 'Amount','Additions','Subtractions' // Output > 136

var result = getColumnSum(data,['Amount'],false) // Output > 136

var result = getColumnSum(data,['Amount'],true) // Output > Array ["", "Total", 136]

var result = getColumnSum(data,['Amounts'],false) // Output > 0

var result = getColumnSum(data,['Amounts'],true) // Output > Array []