Repeat Last Four Characters Four Times in C# — Substring & StringBuilder with Edge-Case Handling Now
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YouTubeLearn with Shikaar
Repeat Last Four Characters Four Times in C# — Substring & StringBuilder with Edge-Case Handling Now
🎥 Four Copies of Last Four Characters in C# In this video, you’ll learn how to take the last four characters from a string and produce a new string made of those four characters repeated four times. We’ll cover safe substring extraction, handling short or empty strings, and efficient concatenation with StringBuilder. This is a helpful ...
2 天之前
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