*/constlog =console.log;// flat & remove duplicationconstarr = ["a", ["b","c"], ["d","e", ["f","g"]]];// const test = arr.flat(Infinity).reduce((acc, item) => !acc.includes(item) ? acc.push(item) : acc, []);consttest = arr.flat(Infinity).reduce((acc, item) ...
how to remove duplicates of an array by using js reduce function how to remove duplicates of an array by using js reduce function ❌ ??? arr = ["a", ["b", "c"], ["d", "e", ["f", "g"]]]; arr.flat(Infinity).reduce((acc, item) => { console.log(`acc`, acc, acc....
operator before new Set()), we pass values and Set automatically removes the duplicates. Then we convert it to an array by wrapping it into square brackets [].This method works with anything that’s not an object: numbers, strings, booleans, symbols.Written...
Method 1 – Using the Remove Duplicates Command to Erase Duplicates in Excel TheRemove Duplicatescommand is the built-in veteran Excel tool to erase duplicate instances. It can be used for removing duplicates from both single and multiple columns. 1.1 – From a Single Column In the image below...
Method 1 – Using Keyboard Shortcut to Undo Remove Duplicates in Excel Step 1: Go through the data set for this procedure. Check if any duplicates are present in the data set. See two duplicate values in our data set, which are $2500.00 and $1950.00. Step 2: Select the data range ...
If no further action is required, you’re good to go. But what about if you wanted to go a step further — actually removing duplicate values? To do that, you can choose from any of the methods below. 4 ways to remove duplicates in Excel 1. The Remove Duplicates command Removing ...
What do you do in Excel to remove duplicates? Well, you can't simply take a shortcut and automatically delete all duplicate instances. Before you can remove duplicate data in Excel, you need to be able to find them. This means you need to start by highlighting all of the data and then...
How to remove duplicates in Excel Start Duplicate Remover by clicking its icon on the Ablebits Data tab. Select the range where you want to remove duplicate entries. Tick the Duplicates option. To find and remove duplicates by key columns, leave only columns of interest checked and uncheck...
Removing Duplicates Across Multiple Columns Removing Duplicates Using a Formula Remove Duplicates from a Dynamic Array Removing Duplicates In these examples, we will be going over different scenarios in which you may find yourself wanting to remove duplicates. From rows, columns, tables, or even a ...
It allows you to remove duplicates based on custom criteria, such as values in multiple columns. Method 1:Use Advanced Filter Step 1:Select the data range that contains the duplicates. Step 2:Click on Data > More Filters > Advanced Filter. ...