What to do if there is no error message in php

Solution to the problem that php has no error message: 1. If you do not have the permission to modify "php.ini", modify the code to "ini_set("display_errors", "On");"; 2. Modify The content of "php.ini" is "display_errors = On".

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php open error message

If you do not have the permission to modify php.ini, you can do the following:

ini_set("display_errors", "On");
error_reporting(E_ALL | E_STRICT);

Of course, if you can modify php.ini , as follows:

display_errors = On
error_reporting  =  E_ALL & ~E_NOTICE

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