1. 1.12.x includes/bootstrap.inc BACKDROP_PHP_FUNCTION_PATTERN
  2. 1.10.x includes/bootstrap.inc BACKDROP_PHP_FUNCTION_PATTERN
  3. 1.11.x includes/bootstrap.inc BACKDROP_PHP_FUNCTION_PATTERN
  4. 1.7.x includes/bootstrap.inc BACKDROP_PHP_FUNCTION_PATTERN

Regular expression to match PHP function names.

See also

http://php.net/manual/language.functions.php

File

includes/bootstrap.inc, line 255
Functions that need to be loaded on every Backdrop request.

Code

define('BACKDROP_PHP_FUNCTION_PATTERN', '[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*')