Ruby - Blocks, Procs, and Lambdas
Which of the following is the correct syntax to call a method object stored in variable
m with arguments 5 and 10?Which of the following is the correct syntax to call a method object stored in variable m with arguments 5 and 10?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Recall how to invoke a Method object
Method objects respond tocallto execute the wrapped method.Step 2: Verify the options
Onlym.call(5, 10)is valid Ruby syntax to call the method object with arguments.Final Answer:
m.call(5, 10) -> Option AQuick Check:
Invoke method object = m.call(args) [OK]
Quick Trick: Use .call to run a Method object with arguments [OK]
Common Mistakes:
- Trying to call the method object like a normal method
- Using non-existent methods like invoke or execute
- Forgetting to pass arguments inside call()
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