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C++20 STL Cookbook

Trim Whitespace from Strings

Explore how to eliminate unwanted spaces, tabs, and newline characters from the beginning and end of strings in C++20. Understand and apply string class methods find_first_not_of and find_last_not_of to trim strings effectively, ensuring clean and reliable input processing.

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It is common for input from users to include extraneous whitespaceExtraneous whitespace refers to unnecessary or redundant spaces, tabs, or line breaks within text or code that do not contribute to its meaning or functionality. at one or both ends of a string. This can be problematic, so we often need to remove it. In this recipe, we'll use the string class methods, find_first_not_of() and find_last_not_of(), to trim whitespace from the ends of a string. ...