[Solved] Identify the error in this PHP code: $text = "Hello"; str_replace("H", "J"); echo $text; — Ans: Missing third argument (subject) in str_replace() | PHP

PHP - String Functions

Identify the error in this PHP code:

$text = "Hello";
str_replace("H", "J");
echo $text;

AMissing third argument (subject) in str_replace()

Bstr_replace() cannot replace single characters

Cecho statement is incorrect

DNo error, code works fine

Step-by-Step Solution

Solution:

Step 1: Check str_replace() parameters
str_replace() requires three parameters: search, replace, and subject string.
Step 2: Identify missing argument
The code calls str_replace() without the subject string, so it does nothing.
Final Answer:
Missing third argument (subject) in str_replace() -> Option A
Quick Check:
All three parameters required = Missing third argument (subject) in str_replace() [OK]

Quick Trick: Always provide subject string as third argument [OK]

Common Mistakes:

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