How to block program errors in php

How to shield program errors in php: First open the php configuration file php.ini; then find the [display_errors=on] option in the configuration file; finally change the option to [display_errors=off].

The operating environment of this article: windows10 system, php 7.3, thinkpad t480 computer.

First we open the php configuration file php.ini and find the following options

display_errors = On

By default, php opens the error message display. We change it to:

display_errors = Off

Close the error After displaying, the PHP function execution error message will no longer be displayed to the user. This can prevent attackers from knowing the physical location of the script and some other useful information from the error message, at least for black box detection by attackers. cause certain obstacles. These error messages may be useful to ourselves. We can let it be written to the specified file, then modify the following:

log_errors = Off

to:

log_errors = On

and specify the file, find the following line:

;error_log = filename

Remove the previous; comment and change the filename to the specified file, such as /usr/local/apache/logs/php_error.log

error_log = /usr/local/apache/logs/php_error.log

In this way, all errors will be written to the php_error.log file inside.

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