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2.8.22. Disabling PHP functions

Note

If a disabled function is called in the script, it will return warning E_WARNING, and the script does not stop executing.

Parameter disable_functions allows you to disable only internal functions PHP, it does not affect user-defined functions. With its help, for example, you can prevent site scripts from sending mail using the function mail or block the ability to use functions like exec and shell_exec.

To disable the function, do the following:

  1. Openup PHP settings.
  2. List the names of the functions to be disabled, separated by commas, in the field opposite “disable_functions»:
  3. Save your changes.
  4. Wait approximately 10-15 minutes for the changes to take effect.

To resume the disabled functions, delete them from the list, re-save the settings and wait for the changes to take effect.