variable_del

Unset a persistent variable.

Parameters

$name: The name of the variable to undefine.

18 calls to variable_del()

File

includes/bootstrap.inc, line 305

Functions that need to be loaded on every Drupal request.

Code

function variable_del($name) {
  global $conf;

  db_query("DELETE FROM {variable} WHERE name = '%s'", $name);
  cache_clear_all('variables');

  unset($conf[$name]);
}