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vendor/yiisoft/yii2/db/conditions/ConditionInterface.php

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+<?php
+/**
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ */
+
+namespace yii\db\conditions;
+
+use yii\base\InvalidParamException;
+use yii\db\ExpressionInterface;
+
+/**
+ * Interface ConditionInterface should be implemented by classes that represent a condition
+ * in DBAL of framework.
+ *
+ * @author Dmytro Naumenko <d.naumenko.a@gmail.com>
+ * @since 2.0.14
+ */
+interface ConditionInterface extends ExpressionInterface
+{
+    /**
+     * Creates object by array-definition as described in
+     * [Query Builder – Operator format](guide:db-query-builder#operator-format) guide article.
+     *
+     * @param string $operator operator in uppercase.
+     * @param array $operands array of corresponding operands
+     *
+     * @return $this
+     * @throws InvalidParamException if input parameters are not suitable for this condition
+     */
+    public static function fromArrayDefinition($operator, $operands);
+}