PHP: 04 - Troubleshooting & Debugging

• Display_errors/error_reporting

• Sever Error Logs

  • WAMP: C:\wamp\logs

  • XAMPP: C:\xampp\apache\logs

• typos, semicolons, closing braces

• = v.s. ==

PHP commands

echo $variable; //variable value

print_r($array); //readable array info

gettype($variable); //variable type

var_dump($variable); //variable type and value

get_defined_vars(); //array of defined variables