PHP - Operators
Given the PHP expression:
What is the correct value of
$value = 8 + 2 * (5 - 3) / 2 - 1;
What is the correct value of
$value after evaluation?Given the PHP expression:
hard📝 Application Q15 of 15
Step-by-Step Solution
Solution:
Step 1: Evaluate parentheses first
Calculate (5 - 3) = 2.Step 2: Apply multiplication and division next
Calculate 2 * 2 = 4, then 4 / 2 = 2.Step 3: Perform addition and subtraction left to right
Calculate 8 + 2 = 10, then 10 - 1 = 9.Final Answer:
8 -> Option CQuick Check:
Parentheses, then multiply/divide, then add/subtract = 8 [OK]
Quick Trick: Calculate parentheses first, then multiply/divide, then add/subtract [OK]
Common Mistakes:
- Ignoring parentheses
- Doing addition before multiplication
- Dividing before multiplying inside parentheses
Master "Operators" in PHP
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