Hi sololearn fam! Some one can explain me why sololearn playground in Computer is not able to output the result if you click run

Question

Hi sololearn fam! Some one can explain me why sololearn playground in Computer is not able to output the result if you click run button?

Answer 1

He return me always this sign in my code "!" surrounded by a triangle in the line at the bottom of my code.

Answer 2

And some times I don't have any out put but in my phone I have don't have any issue about that.

I want to work more in my computer to become familiar.
Thanks.

Answer 3

For example this:

<?php
$num1 = 8;
$num2 = 6;

//Addition
echo $num1 + $num2; //14

//Subtraction
echo $num1 - $num2; //2

//Multiplication
echo $num1 * $num2; //48

//Division
echo $num1 / $num2; //1.33333333333
?>

Answer 4

Thanks