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What is the purpose of declaring a function in PHP?

easy📝 Conceptual Q1 of 15
PHP - Functions
What is the purpose of declaring a function in PHP?
ATo group reusable code under a single name
BTo create a variable
CTo display output on the screen
DTo start a PHP script
Step-by-Step Solution
Solution:

  1. Step 1: Understand what a function does

    A function groups code that can be reused multiple times without rewriting it.

  2. Step 2: Identify the correct purpose

    Among the options, only grouping reusable code matches the function's purpose.

  3. Final Answer:

    To group reusable code under a single name -> Option A

  4. Quick Check:

    Function purpose = Group reusable code [OK]
Quick Trick: Functions group code to reuse it easily [OK]
Common Mistakes:
  • Confusing functions with variables
  • Thinking functions display output automatically
  • Mixing function declaration with script start

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