Ruby - String Operations
Which of the following is the correct syntax to remove spaces from the start and end of a string
str in Ruby?Which of the following is the correct syntax to remove spaces from the start and end of a string str in Ruby?
easy📝 Syntax Q12 of 15
Step-by-Step Solution
Solution:
Step 1: Identify the method to remove spaces
The Ruby method to remove spaces at start and end isstrip, called on the string object.Step 2: Check correct method call syntax
In Ruby, methods are called with dot notation:str.strip(). There is notrimmethod in Ruby.Final Answer:
str.strip() -> Option AQuick Check:
strip method called with dot = str.strip() [OK]
Quick Trick: Use dot notation: string.strip() removes spaces [OK]
Common Mistakes:
- Using strip as a standalone function
- Using trim instead of strip
- Calling upcase to remove spaces
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