INTERVIEW QUESTIONS PROGRAMMING LANGUAGES RUBY DETAILS

Question: How do the following methods differ: @my_string.strip and @my_string.strip! ?

Answer: The strip! method modifies the variable directly. Calling strip (without the !) returns a copy of the variable with the modifications, the original variable is not altered.

The strip! method modifies the variable directly. Calling strip (without the !) returns a copy of the variable with the modifications, the original variable is not altered. Source: CoolInterview.com

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