[Solved] What is the primary goal of input sanitization in PHP? — Ans: To clean input data by removing harmful characters | PHP

PHP - Superglobals and Web Context

What is the primary goal of input sanitization in PHP?

ATo clean input data by removing harmful characters

BTo store user input directly into the database

CTo display user input without any changes

DTo encrypt user input for security

Step-by-Step Solution

Solution:

Step 1: Understand input sanitization purpose
Input sanitization means cleaning data to remove harmful or unwanted characters that could cause security issues.
Step 2: Compare options with sanitization goal
Only To clean input data by removing harmful characters describes cleaning input by removing harmful characters, which matches sanitization.
Final Answer:
To clean input data by removing harmful characters -> Option A
Quick Check:
Input sanitization = Clean input [OK]

Quick Trick: Sanitization cleans input, validation checks input [OK]

Common Mistakes:

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What is the primary goal of input sanitization in PHP?