How to handle errors and throw exception in php?

Answer 1

using try and catch block. you can genrate your own exception using throw exception.

<?php
try {
$error = 'Always throw this error';

throw new Exception($error);

// Code following an exception is not executed.
echo 'Never executed';

}

catch (Exception $e) {
echo 'Caught exception: ', $e->getMessage(), "\n";
}

// Continue execution
echo 'Hello World';
?>

Answer 2

always use var_dump(); on any variable to check for desired output and then check back your code if the output is not the desired one