How to prompt error message in php

How to prompt error information in php: first open the source code; then add the code "ini_set('display_errors', true);error_reporting(E_ALL);" to the head of the file.

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Methods for php to prompt error messages:

Let php display detailed error messages without changing php.ini

error_reporting# There are many ways to use ##. Sometimes when debugging, some files cannot prompt detailed error information, just a 500 error, or nothing is displayed, which brings a lot of trouble to development.

  ini_set('display_errors', true);
  error_reporting(E_ALL);

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