[Solved] What will this PHP code output?<?php $greeting = "Hello World!"; echo $greeting; ?> — Ans: Hello World! | PHP

PHP - Basics and Execution Model

What will this PHP code output?

<?php
$greeting = "Hello World!";
echo $greeting;
?>

AError: Undefined variable

BHello World!

C$greeting

DHelloWorld!

Step-by-Step Solution

Solution:

Step 1: Understand variable assignment and echo
The variable $greeting stores the string "Hello World!".
Step 2: Echo prints the variable's value
Using echo $greeting; outputs the stored string exactly.
Final Answer:
Hello World! -> Option B
Quick Check:
Variable output = Hello World! [OK]

Quick Trick: Variables start with $ and hold values [OK]

Common Mistakes:

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