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+clearConfig()
+
+clears assigned config variables
+
+Description
+===========
+
+void
+
+clearConfig
+
+string
+
+var
+
+This clears all assigned [config variables](#language.config.variables).
+If a variable name is supplied, only that variable is cleared.
+
+
+ <?php
+ // clear all assigned config variables.
+ $smarty->clearConfig();
+
+ // clear one variable
+ $smarty->clearConfig('foobar');
+ ?>
+
+
+
+See also [`getConfigVars()`](#api.get.config.vars),
+[`config variables`](#language.config.variables),
+[`config files`](#config.files),
+[`{config_load}`](#language.function.config.load),
+[`configLoad()`](#api.config.load) and
+[`clearAssign()`](#api.clear.assign).