Find out why PHP scripts do not error _php tutorial

So if the PHP script does not report grammatical error, what is the reason for it:

1. General integration Environment, the default is to turn on error reporting; But in a Linux system, it is not necessary to use packages to install

At this point, you can view the PHP configuration file, open the error report

Copy the Code code as follows:
Display_errors = ON/* PHP config file path:/uer/local/php/etc/php.ini */


Note:the method of dynamically setting the php.ini configuration file in php script = =

Copy the Code code as follows:
Ini_set (' display_errors ', ' on '); /* Show All errors */


2. Setting the error reporting level =

Copy the Code code as follows:
error_reporting = E_all; /* The most stringent error reporting level, the development phase can be opened */
error_reporting = E_all &~ e_notice * * Except for NOTICE error */
error_reporting = E_error | E_parse | E_core_error/* Only consider fatal run-time errors, new parsing errors, and core errors */

More than three kinds, recommended in the middle.

Note:the method of dynamically setting error_reporting error reporting levels in PHP scripts = =

Copy the Code code as follows:
Error_reporting (E_all &~ e_notice);


3. After you change the configuration file, you need to restart the service to take effect.

Apache Startup:/usr/local/apache2/bin/apachectl Start/* Recommended */

Another, Red Hat Linux proprietary boot command: Service httpd start

Apache Restart:/usr/local/apache2/bin/apachectl restart

Also, Red Hat proprietary boot command: Service httpd restart

Apache STOP:/usr/local/apache2/bin/apachectl stop

Another, Red Hat proprietary boot command: Service httpd stop

Nginx Restart:/usr/local/nginx/sbin/nginx-s Reload/* Smooth restart */

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