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<?php
namespace dokuwiki\plugin\config\core\Setting;
/**
* Class setting_numericopt
*/
class SettingNumericopt extends SettingNumeric {
// just allow an empty config
protected $pattern = '/^(|[-]?[0-9]+(?:[-+*][0-9]+)*)$/';
/**
* @inheritdoc
* Empty string is valid for numericopt
*/
public function update($input) {
if($input === '') {
if($input == $this->local) return false;
$this->local = $input;
return true;
}
return parent::update($input);
}
}
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