(Yaf >=1.0.0)
Yaf_Config_Simple::offsetUnset — Remove a key (ArrayAccess)
Removes a configuration entry by key. This method is called when unset() is used with array syntax on a configuration object.
nameThe configuration key to remove.
No value is returned. A warning is emitted if the configuration is read-only.
Example #1 Yaf_Config_Simple::offsetUnset() example
<?php
$config = new Yaf_Config_Simple([
'cache' => ['enable' => true],
'env' => 'development',
]);
unset($config['cache']);
var_dump(isset($config['cache']));
// Read-only configurations cannot be modified: a warning is emitted
$frozen = new Yaf_Config_Simple(['env' => 'development'], true);
unset($frozen['env']);
var_dump(isset($frozen['env']));
?>The above example will output something similar to:
bool(false) bool(true)