Quick JavaScript Crash Course - Modern and Advanced JavaScript - BigInteger

The video tutorial introduces BigInt, a new object in ECMAScript 2020, which allows representation of whole numbers larger than 2^53. It explains the limitations of Max Safe Integer and how BigInt ensures precision in calculations. The tutorial covers the syntax for using BigInt, including appending 'n' to numeric literals and using the BigInt function. It highlights the importance of BigInt in calculations, especially when dealing with large numbers, and discusses the operations that can be performed with BigInt, noting that results are always whole numbers.

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