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Introduction to StringBuilder

Explore how to use the StringBuilder class in C# to manipulate strings efficiently. Understand its mutable nature, and learn to append, insert, remove, and replace string content without creating new string objects, optimizing memory and performance in your programs.

What is a StringBuilder?

When a string’s value is changed, a new string object is created in memory. This is because a string is immutable (it can’t be changed once created). This uses additional system resources. A StringBuilder is a mutable string-like object whose value changes based on the sequence of characters (a new ...