6 useful JavaScript array tips you should to know

6 useful JavaScript array tips you should to know

1. Remove duplicate values from array

We can remove duplicate values using Set object and Array.from() method or Spread syntax

Example of the code how to remove duplicate values from JavaScript array

2. Clear an array

We can use length propety of Array object to clear an array

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3. Create an object from array

Use Spread syntax to create an object

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4. Populate array with data

Use Array.fill() method to fill array with data

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5. Merge two or more arrays

Use Spread syntax or Array.concat() method to merge arrays

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6. Find intersection of two arrays

First use Set and Spread syntax to remome duplicates from the first array. After that use Array.filter() and Array.includes() methods to find intersection

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Summary

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