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Which of the following PHP expressions is syntactically correct and respects operator precedence?

easy📝 Syntax Q3 of 15
PHP - Operators
Which of the following PHP expressions is syntactically correct and respects operator precedence?
A$result = 10 / (2 + 3 * 4;
B$result = 10 / 2 + 3 *;
C$result = 10 / 2 + * 3 4;
D$result = 10 / 2 + 3 * 4;
Step-by-Step Solution
Solution:
  1. Step 1: Check syntax of each expression

    $result = 10 / 2 + 3 * 4; has correct syntax; others have missing parentheses or invalid operators.
  2. Step 2: Confirm operator precedence

    Division and multiplication have higher precedence than addition, so expression is valid.
  3. Final Answer:

    $result = 10 / 2 + 3 * 4; -> Option D
  4. Quick Check:

    Correct syntax and precedence = $result = 10 / 2 + 3 * 4; [OK]
Quick Trick: Check for balanced parentheses and valid operators [OK]
Common Mistakes:
  • Missing closing parenthesis
  • Invalid operator placement
  • Syntax errors with operators

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