Swift - Variables and Constants
What is the output of this Swift code?
let x = 3; let y = 4 print(x + y)
What is the output of this Swift code?
medium📝 Predict Output Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Analyze semicolon usage
The semicolon separates two statements on the same line, which is valid in Swift.Step 2: Calculate the print output
x is 3 and y is 4, so x + y equals 7, which is printed.Final Answer:
7 -> Option CQuick Check:
3 + 4 = 7 [OK]
Quick Trick: Semicolons separate statements; addition works normally [OK]
Common Mistakes:
- Thinking semicolon causes syntax error
- Confusing concatenation with addition
- Expecting runtime error due to semicolon
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