constant DRUPAL_PHP_FUNCTION_PATTERN

Regular expression to match PHP function names.

See also

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

File

core/includes/bootstrap.inc, line 93

Functions that need to be loaded on every Drupal request.

Code

const DRUPAL_PHP_FUNCTION_PATTERN = '[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*';