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function variable_set in Drupal 4

Same name and namespace in other branches
  1. 5 includes/bootstrap.inc \variable_set()
  2. 6 includes/bootstrap.inc \variable_set()
  3. 7 includes/bootstrap.inc \variable_set()

Set a persistent variable.

Parameters

$name: The name of the variable to set.

$value: The value to set. This can be any PHP data type; these functions take care of serialization as necessary.

32 calls to variable_set()
cache_clear_all in includes/bootstrap.inc
Expire data from the cache.
cache_get in includes/bootstrap.inc
Return data from the persistent cache.
cron.php in ./cron.php
drupal_get_private_key in includes/common.inc
Ensure the private key variable used to generate tokens is set.
file_directory_temp in includes/file.inc
Determine the default temporary directory.

... See full list

File

includes/bootstrap.inc, line 286
Functions that need to be loaded on every Drupal request.

Code

function variable_set($name, $value) {
  global $conf;
  db_lock_table('variable');
  db_query("DELETE FROM {variable} WHERE name = '%s'", $name);
  db_query("INSERT INTO {variable} (name, value) VALUES ('%s', '%s')", $name, serialize($value));
  db_unlock_tables();
  cache_clear_all('variables');
  $conf[$name] = $value;
}