PHP - Inheritance and Polymorphism
Which of the following is the correct syntax to define a constructor in a PHP class?
Which of the following is the correct syntax to define a constructor in a PHP class?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Recall PHP constructor syntax
PHP constructors are defined using the special method named __construct().Step 2: Identify incorrect options
constructor() is not a PHP constructor, ClassName() is old style and deprecated, __destruct() is for destructors.Final Answer:
function __construct() {} -> Option AQuick Check:
Constructor syntax = __construct() [OK]
Quick Trick: Use __construct() for constructors in PHP classes [OK]
Common Mistakes:
- Using old style constructor named after class
- Confusing destructor with constructor
- Using generic function names
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