DatabaseObject::existsInDatabase

(No version information available, might only be in Git)

DatabaseObject::existsInDatabase — Check if object exists in database

abstract public mysql_xdevapi\DatabaseObject::existsInDatabase(): bool

Verifies if the database object refers to an object that exists in the database.

此函数没有参数。

Returns true if object exists in the database, else false if it does not.

示例 #1 mysql_xdevapi\DatabaseObject::existsInDatabase() example

<?php

$existInDb = $dbObj->existsInDatabase();

?>