[Solved] This Laravel controller method has an error:public function index() { echo 'Welcome'; }What is the problem with this code? | Laravel

Laravel - Controllers

This Laravel controller method has an error:

public function index() { echo 'Welcome'; }

What is the problem with this code?

AUsing echo instead of return causes no response

BMethod must be private, not public

CMissing semicolon after echo statement

DController methods cannot output text

Step-by-Step Solution

Solution:

Step 1: Identify how Laravel expects responses
Laravel expects controller methods to return responses, not echo output directly.
Step 2: Understand echo vs return in Laravel
Echo sends output immediately but Laravel won't capture it as a proper HTTP response.
Final Answer:
Using echo instead of return causes no response -> Option A
Quick Check:
Use return, not echo, in controller methods [OK]

Quick Trick: Always return response, never echo in controllers [OK]

Common Mistakes:

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This Laravel controller method has an error: