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<?php
namespace Carbon_Fields\Container\Condition\Comparer;
abstract class Comparer {
/**
* Supported comparison signs
*
* @var array<string>
*/
protected $supported_comparison_operators = array();
* Check if comparer supports the specified comparison sign
* @param string $comparison_operator
* @return bool
public function supports_comparison_operator( $comparison_operator ) {
return in_array( $comparison_operator, $this->supported_comparison_operators );
}
* Check if comparison is true for $a and $b
* @param mixed $a
* @param mixed $b
abstract public function is_correct( $a, $comparison_operator, $b );