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[Solved] Warning: Undefined array key

Hello Guys, How are you all? Hope You all Are Fine. Today I am trying to get some variable in my html Page But I am facing following error Warning: Undefined array key in php. So Here I am Explain to you all the possible solutions here.

Without wasting your time, Let’s start This Article to Solve This Error.

How Warning: Undefined array key Error Occurs ?

I am trying to get some variable in my html Page But I am facing following error.

Warning: Undefined array key "name"

Here is What I am trying to get.

Your name is <?php echo $_GET["name"]; ?>

How To Solve Warning: Undefined array key Error ?

  1. How To Solve Warning: Undefined array key Error ?

    To Solve Warning: Undefined array key Error You Just need to check that what you are trying to get value is exists or Not So you have to use isset. Just like this. Now, Your error must be solved.

  2. Warning: Undefined array key

    To Solve Warning: Undefined array key Error You Just need to check that what you are trying to get value is exists or Not So you have to use isset. Just like this. Now, Your error must be solved.

Solution 1: Use isset

You Just need to check that what you are trying to get value is exists or Not So you have to use isset. Just like this. Now, Your error must be solved.

<?php if(isset($_GET['name'])): ?>
        Your name is <?php echo $_GET["name"]; ?>
<?php endif; ?>

Summary

It’s all About this issue. Hope all solution helped you a lot. Comment below Your thoughts and your queries. Also, Comment below which solution worked for you?

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